🔎 Search the Library
Search topic hubs, printable worksheets, and glossary entries across math, ELA, science, and social studies.
Showing 379 results
Counting to 10
Learn to count objects from 1 to 10 using pictures, songs, and hands-on activities.
Counting to 20
Extend counting skills from 11 to 20 and understand place value basics.
Basic Shapes
Identify and describe circles, squares, triangles, and rectangles in the world around us.
Comparing Numbers
Compare groups and numbers up to 10 using more, less, and the same.
Patterns
Find, copy, and extend repeating patterns using colors, shapes, sounds, and actions.
Sorting and Classifying
Sort objects by color, shape, size, and other attributes, then count each category.
Addition to 20
Learn to add within 20 using objects, number lines, making 10, and simple story problems.
Subtraction within 20
Practice subtracting within 20 using pictures, counting back, number lines, and comparison stories.
Place Value: Tens and Ones
Understand two-digit numbers by grouping ones into tens and reading numbers with place value.
Measurement Basics
Compare and measure length and height using everyday tools and simple inch-based rulers.
Data and Graphs
Collect simple data, use tally marks, and read picture and bar graphs to answer questions.
Addition and Subtraction with Regrouping
Learn how to add and subtract two-digit numbers by regrouping tens and ones.
Skip Counting Patterns
Count by 2s, 5s, and 10s, notice number patterns, and connect skip counting to real situations.
Telling Time to 5 Minutes
Read analog clocks, understand hour and minute hands, and tell time to the nearest 5 minutes.
Money and Coins
Count coins, add money amounts, and solve simple money word problems with dollars and cents.
Geometry and Equal Shares
Describe shapes by their attributes and partition circles and rectangles into equal shares.
Multiplication Basics
Learn multiplication as equal groups, repeated addition, arrays, and simple word problems.
Division as Equal Groups
Learn division by sharing equally, making groups, and connecting division to multiplication.
Fractions on a Number Line
Understand fractions as equal parts of a whole and locate simple fractions on a number line.
Area and Perimeter Basics
Measure area with unit squares and find perimeter by adding the side lengths around a shape.
Rounding to the Nearest 10 and 100
Use place value and benchmark numbers to round whole numbers to the nearest ten and hundred.
Place Value and Rounding Large Numbers
Read, write, compare, and round whole numbers through the hundred-thousands place.
Multi-Digit Multiplication
Multiply larger whole numbers using place value, partial products, and the standard algorithm.
Division with Remainders
Divide larger numbers using place value and interpret remainders in context.
Equivalent and Comparing Fractions
Build equivalent fractions and compare fractions using visual models, common denominators, and benchmark fractions.
Decimal Place Value and Operations
Read, compare, round, and compute with decimals through the thousandths place using place value reasoning.
Powers of Ten and Patterns
Study powers of ten and numerical patterns to explain how digits shift when numbers are multiplied or divided.
Fraction Addition and Subtraction
Add and subtract fractions with unlike denominators by building equivalent fractions and using common denominators.
Fraction Multiplication and Scaling
Multiply fractions and mixed numbers while interpreting multiplication as scaling and using visual models.
Volume of Rectangular Prisms
Measure and calculate volume by counting cubes, building layers, and using multiplication with rectangular prisms.
Coordinate Plane and Graphing
Use ordered pairs to graph and interpret points in the first quadrant of a coordinate plane.
Letter Sounds and Alphabet Knowledge
Learn uppercase and lowercase letters, match letters to sounds, and build strong early reading foundations.
Rhyming and Phonemic Awareness
Listen for rhyming words, beginning sounds, and spoken sounds in simple words.
CVC Words
Blend consonant-vowel-consonant words like cat, map, and sit using early phonics skills.
Sight Words
Read and use common high-frequency words quickly to build smoother, more confident reading.
Reading Comprehension Basics
Ask and answer questions, retell key details, and think about characters, setting, and meaning.
Long Vowels and Vowel Teams
Read words with long vowel sounds and common vowel teams like ai, ee, oa, and ea.
Reading Fluency and Expression
Read smoothly, at a steady pace, and with expression so the meaning of the text becomes clearer.
Main Idea and Supporting Details
Find the big idea in a text and identify details that explain, prove, or support it.
Story Elements and Retelling
Identify characters, setting, plot, and key events, then retell a story in a clear order.
Informational Text Features
Use headings, captions, diagrams, and other text features to find and understand important information.
Making Inferences
Use clues from the text and what you already know to figure out ideas that are not stated directly.
Context Clues and Academic Vocabulary
Use nearby words and sentences to figure out the meaning of unfamiliar vocabulary in reading.
Theme and Central Message
Figure out the lesson or central message in a story and explain how events help reveal it.
Summarizing Informational Text
Pick out the most important ideas in nonfiction and restate them clearly in a short summary.
Opinion Writing Basics
State a clear opinion, support it with reasons, and organize ideas into a focused paragraph.
Text Evidence and Quoting
Find strong evidence in a text and quote or paraphrase it to support an answer or idea.
Theme and Summarizing Fiction
Identify the theme of a story and summarize the important events without retelling every detail.
Text Structure in Informational Text
Recognize common nonfiction text structures and explain how they help organize ideas.
Point of View and Perspective
Compare how different narrators and speakers describe events, and notice how perspective shapes meaning.
Opinion Writing with Evidence
Write organized opinion pieces with clear claims, strong reasons, and evidence from reading.
Theme and Summarizing Across Texts
Compare themes and summaries across more than one text while focusing on the most important ideas and details.
Nonfiction Inference and Text Evidence
Draw careful inferences from nonfiction texts and support them with strong evidence, quotes, and explanations.
Figurative Language and Vocabulary in Context
Interpret similes, metaphors, idioms, and unfamiliar words by using context and author choices carefully.
Informative Writing and Organization
Plan and write informative pieces with clear organization, focused paragraphs, transitions, and accurate support.
Revising, Editing, and Grammar in Context
Strengthen writing by revising ideas, editing conventions, and improving sentence structure within real drafts.
Plant and Animal Needs
Learn what plants and animals need to live, grow, and stay healthy.
Habitats and Ecosystems
Explore how living and nonliving parts of a habitat work together in an ecosystem.
States of Matter
Observe and compare solids, liquids, and gases using familiar materials.
Weather and Seasons
Observe daily weather, notice seasonal patterns, and learn how forecasts help people plan.
Life Cycles and Traits
Explore how living things grow through life cycles and how traits can be alike or different.
Adaptations and Survival
Learn how traits and behaviors can help organisms survive well in one habitat but not in another.
Weather Patterns and Climate
Study weather data, seasonal patterns, and the idea that different places have different climates.
Forces and Motion
Investigate how pushes, pulls, friction, and balanced or unbalanced forces affect motion.
Energy Transfer and Electricity
Explore how energy moves by light, sound, heat, and electricity, and how simple circuits make devices work.
Earth Processes and Landforms
Study how weathering, erosion, and deposition change Earth’s surface and help create different landforms.
Waves and Information
Learn how waves follow patterns and how people use them to send sound, light, and information.
Ecosystem Changes and Solutions
Investigate how natural events and human choices can change ecosystems, and compare solutions that help protect habitats and resources.
Communities and Government
Learn how communities work, how citizens help, and how local leaders make decisions.
Maps and Landforms
Read simple maps, use directions, and identify natural features such as rivers, mountains, and plains.
Producers, Consumers, and Services
Understand how people make goods, provide services, and use what others produce.
Past and Present Communities
Compare how communities change over time using timelines and examples from the past and present.
Local, State, and National Government
Learn how different levels of government help communities, states, and the nation work together.
Regions and Natural Resources
Explore how regions, landforms, and natural resources shape where people live and how they work.
Culture, Traditions, and Diversity
Explore how culture, traditions, and diversity shape the way communities live and learn together.
Primary Sources and Community History
Use primary and secondary sources to study community history and explain change over time with evidence.
Count and Circle — Numbers 1 to 10
Counting to 10 • easy • 10 problems
Write the Number — Counting Practice
Counting to 10 • easy • 10 problems
Count to 20 Worksheet
Counting to 20 • easy • 10 problems
Identify the Shapes — Kindergarten Worksheet
Basic Shapes • easy • 10 problems
Compare Groups Worksheet
Comparing Numbers • easy • 10 problems
More, Less, or Same Worksheet
Comparing Numbers • easy • 10 problems
Finish the Pattern Worksheet
Patterns • easy • 10 problems
Make and Find Patterns Worksheet
Patterns • easy • 10 problems
Sort by Attribute Worksheet
Sorting and Classifying • easy • 10 problems
Count the Categories Worksheet
Sorting and Classifying • easy • 10 problems
Addition to 20 Worksheet
Addition to 20 • easy • 10 problems
Subtraction within 20 Worksheet
Subtraction within 20 • easy • 10 problems
Tens and Ones Worksheet
Place Value: Tens and Ones • medium • 10 problems
Measurement Basics Worksheet
Measurement Basics • medium • 10 problems
Data and Graphs Worksheet
Data and Graphs • medium • 10 problems
Regrouping Practice Worksheet
Addition and Subtraction with Regrouping • medium • 10 problems
Skip Counting Practice Worksheet
Skip Counting Patterns • easy • 10 problems
Telling Time to 5 Minutes Worksheet
Telling Time to 5 Minutes • medium • 10 problems
Count Coins Worksheet
Money and Coins • medium • 10 problems
Shape Attributes and Equal Shares Worksheet
Geometry and Equal Shares • medium • 10 problems
Multiplication Basics Worksheet
Multiplication Basics • medium • 10 problems
Division as Equal Groups Worksheet
Division as Equal Groups • medium • 10 problems
Fractions on a Number Line Worksheet
Fractions on a Number Line • medium • 10 problems
Area and Perimeter Worksheet
Area and Perimeter Basics • medium • 10 problems
Rounding to the Nearest 10 and 100 Worksheet
Rounding to the Nearest 10 and 100 • medium • 10 problems
Place Value and Rounding Large Numbers Practice
Place Value and Rounding Large Numbers • medium • 8 problems
Multi-Digit Multiplication Practice
Multi-Digit Multiplication • medium • 8 problems
Division with Remainders Practice
Division with Remainders • medium • 8 problems
Equivalent and Comparing Fractions Practice
Equivalent and Comparing Fractions • medium • 8 problems
Decimal Place Value and Operations Practice
Decimal Place Value and Operations • medium • 8 problems
Powers of Ten and Patterns Practice
Powers of Ten and Patterns • medium • 8 problems
Fraction Addition and Subtraction Practice
Fraction Addition and Subtraction • medium • 8 problems
Fraction Multiplication and Scaling Practice
Fraction Multiplication and Scaling • medium • 8 problems
Volume of Rectangular Prisms Practice
Volume of Rectangular Prisms • medium • 8 problems
Coordinate Plane and Graphing Practice
Coordinate Plane and Graphing • medium • 8 problems
Letter Sounds Practice Worksheet
Letter Sounds and Alphabet Knowledge • easy • 10 problems
Rhyming and Sound Play Worksheet
Rhyming and Phonemic Awareness • easy • 10 problems
CVC Words Practice Worksheet
CVC Words • easy • 10 problems
Sight Words Practice Worksheet
Sight Words • easy • 10 problems
Reading Comprehension Practice Worksheet
Reading Comprehension Basics • medium • 10 problems
Long Vowels and Vowel Teams Practice
Long Vowels and Vowel Teams • medium • 10 problems
Reading Fluency and Expression Practice
Reading Fluency and Expression • medium • 10 problems
Main Idea and Supporting Details Practice
Main Idea and Supporting Details • medium • 10 problems
Story Elements and Retelling Practice
Story Elements and Retelling • medium • 10 problems
Informational Text Features Practice
Informational Text Features • medium • 10 problems
Making Inferences Practice
Making Inferences • medium • 8 problems
Context Clues and Academic Vocabulary Practice
Context Clues and Academic Vocabulary • medium • 8 problems
Theme and Central Message Practice
Theme and Central Message • medium • 8 problems
Summarizing Informational Text Practice
Summarizing Informational Text • medium • 8 problems
Opinion Writing Basics Practice
Opinion Writing Basics • medium • 8 problems
Text Evidence and Quoting Practice
Text Evidence and Quoting • medium • 8 problems
Theme and Summarizing Fiction Practice
Theme and Summarizing Fiction • medium • 8 problems
Text Structure in Informational Text Practice
Text Structure in Informational Text • medium • 8 problems
Point of View and Perspective Practice
Point of View and Perspective • medium • 8 problems
Opinion Writing with Evidence Practice
Opinion Writing with Evidence • medium • 8 problems
Theme and Summarizing Across Texts Practice
Theme and Summarizing Across Texts • medium • 8 problems
Nonfiction Inference and Text Evidence Practice
Nonfiction Inference and Text Evidence • medium • 8 problems
Figurative Language and Vocabulary in Context Practice
Figurative Language and Vocabulary in Context • medium • 8 problems
Informative Writing and Organization Practice
Informative Writing and Organization • medium • 8 problems
Revising, Editing, and Grammar in Context Practice
Revising, Editing, and Grammar in Context • medium • 8 problems
Plant and Animal Needs Practice
Plant and Animal Needs • easy • 8 problems
Habitats and Ecosystems Practice
Habitats and Ecosystems • medium • 8 problems
States of Matter Practice
States of Matter • medium • 8 problems
Weather and Seasons Practice
Weather and Seasons • easy • 8 problems
Life Cycles and Traits Practice
Life Cycles and Traits • medium • 8 problems
Adaptations and Survival Practice
Adaptations and Survival • medium • 8 problems
Weather Patterns and Climate Practice
Weather Patterns and Climate • medium • 8 problems
Forces and Motion Practice
Forces and Motion • medium • 8 problems
Energy Transfer and Electricity Practice
Energy Transfer and Electricity • medium • 8 problems
Earth Processes and Landforms Practice
Earth Processes and Landforms • medium • 8 problems
Waves and Information Practice
Waves and Information • medium • 8 problems
Ecosystem Changes and Solutions Practice
Ecosystem Changes and Solutions • medium • 8 problems
Communities and Government Practice
Communities and Government • easy • 8 problems
Maps and Landforms Practice
Maps and Landforms • easy • 8 problems
Producers, Consumers, and Services Practice
Producers, Consumers, and Services • medium • 8 problems
Past and Present Communities Practice
Past and Present Communities • medium • 8 problems
Government Levels Practice
Local, State, and National Government • medium • 8 problems
Regions and Natural Resources Practice
Regions and Natural Resources • medium • 8 problems
Culture, Traditions, and Diversity Practice
Culture, Traditions, and Diversity • medium • 8 problems
Community History Sources Practice
Primary Sources and Community History • medium • 8 problems
Number
A number is a special symbol (like 1, 2, 3, or 100) that tells us "how many" of something there are.
Counting
Counting means saying numbers in order (1, 2, 3...) while pointing to one thing at a time to find out how many there are.
Addition
Addition means putting groups together to find out how many there are in all. We use the + sign for addition.
Subtraction
Subtraction means taking away from a group to find out how many are left. We use the − sign for subtraction.
Shape
A shape is what something looks like on the outside — like a circle (round), square (boxy), or triangle (pointy).
Circle
A circle is a perfectly round shape — like a ball, a coin, or the moon!
Square
A square is a shape with 4 sides that are ALL the same size and 4 corners that are all the same.
Triangle
A triangle is a shape with exactly 3 sides and 3 corners. "Tri" means three!
Compare
Compare means to look at two things and decide which has more, less, or if they are the same.
More
More means a bigger amount.
Less
Less means a smaller amount.
Equal
Equal means the same amount.
Sort
Sort means to put things into groups that belong together.
Category
A category is a group of things that go together.
Attribute
An attribute is something you can notice about an object, like its color or shape.
Quantity
Quantity means how many of something there are.
Teen Numbers
Teen numbers are numbers like 11, 12, and 17. They are 10 and some more.
Rectangle
A rectangle is a shape with 4 sides and 4 corners. Two sides are long and two sides are short.
Digit
A digit is one number symbol like 3 or 7.
Total
Total means how many there are altogether.
Sum
The sum is the answer you get when you add.
Plus
Plus means add more together.
Difference
The difference is the answer you get when you subtract.
Minus
Minus means take away.
Take Away
Take away means some things are removed from a group.
Round
Round means shaped like a circle, with no pointy corners.
Sphere
A sphere is a round solid shape like a basketball.
Side
A side is one straight part of a shape.
Corner
A corner is the point where two sides meet.
Place Value
Place value tells us what a digit is worth because of where it is in the number.
Tens
Tens are bundles made from 10 ones.
Ones
Ones are single things that have not been grouped into a ten.
Number Line
A number line is a line of numbers that helps you count forward or backward.
Measurement
Measurement means finding out how big or long something is.
Length
Length means how long something is.
Height
Height means how tall something is.
Inch
An inch is a small measuring unit you see on a ruler.
Data
Data is information we gather so we can count it, sort it, and learn from it.
Graph
A graph shows information so it is easy to compare.
Tally Mark
A tally mark is a quick line used for counting.
Bar Graph
A bar graph uses bars to show amounts so we can compare them.
Regrouping
Regrouping means trading 10 ones for 1 ten, or 1 ten for 10 ones.
Skip Counting
Skip counting means counting by 2s, 5s, 10s, or another equal jump.
Pattern
A pattern is something that repeats in a way you can predict.
Clock
A clock helps us know what time it is.
Hour Hand
The hour hand is the short clock hand that points to the hour.
Minute Hand
The minute hand is the long clock hand that points to the minutes.
Coin
A coin is money like a penny, nickel, dime, or quarter.
Cent
A cent is a small money unit. One penny is worth 1 cent.
Dollar
A dollar is money worth 100 cents.
Money
Money is what people use to buy things.
Polygon
A polygon is a shape with straight sides that connect all the way around.
Equal Shares
Equal shares are pieces that are all the same amount.
Fraction
A fraction tells about equal parts of something whole, like halves or fourths.
Halves
Halves are two same-size parts of one whole.
Fourths
Fourths are 4 same-size parts of one whole.
Multiplication
Multiplication is a fast way to add equal groups.
Product
The product is the answer when you multiply.
Factor
A factor is one of the numbers you multiply.
Equal Groups
Equal groups have the same amount in every group.
Array
An array is a neat rectangle of objects in rows and columns.
Division
Division means sharing or grouping equally.
Quotient
The quotient is the answer when you divide.
Numerator
The numerator is the top number that tells how many fraction parts you have.
Denominator
The denominator is the bottom number that tells how many equal parts make one whole.
Unit Fraction
A unit fraction is one equal part of a whole, like 1/2 or 1/5.
Area
Area tells how much space is inside a shape.
Perimeter
Perimeter is the distance all the way around a shape.
Row
A row is a line of objects that goes across.
Column
A column is a line of objects that goes up and down.
Unit Square
A unit square is one little square used to measure area.
Rounding
Rounding means changing a number to a close number like the nearest ten or hundred.
Estimate
An estimate is a close answer, not the exact answer.
Nearest Ten
The nearest ten is the ten a number is closest to.
Nearest Hundred
The nearest hundred is the hundred a number is closest to.
Thousands
Thousands are bundles of 1,000 ones.
Ten-Thousands
Ten-thousands are bundles of 10,000 ones.
Hundred-Thousands
Hundred-thousands are bundles of 100,000 ones.
Partial Product
A partial product is one smaller multiplication answer you add to get the full product.
Remainder
A remainder is the leftover part in a division problem.
Equivalent Fraction
Equivalent fractions look different but show the same amount.
Benchmark Fraction
A benchmark fraction is an easy fraction, like 1/2, that helps you think about another fraction.
Decimal
A decimal is a number with a decimal point that can show parts smaller than one whole.
Thousandths
Thousandths are very small parts of a whole, with 1,000 of them making one whole.
Power of Ten
A power of ten is a number like 10 or 100 that helps show place value patterns.
Numerical Pattern
A numerical pattern is a set of numbers that grows or changes in a predictable way.
Common Denominator
A common denominator is a denominator two or more fractions can share.
Unlike Denominator
Unlike denominators mean the fractions are split into different-sized parts.
Mixed Number
A mixed number has a whole number and a fraction together.
Improper Fraction
An improper fraction has enough parts to make one whole or more.
Scaling
Scaling means using multiplication to stretch or shrink an amount.
Volume
Volume tells how much space is inside a box or other solid shape.
Cubic Unit
A cubic unit is one tiny cube used to measure space inside a solid.
Prism
A prism is a 3D shape like a box with flat faces.
Layer
A layer is one level in a stack.
Coordinate Plane
A coordinate plane is a graph with an x-axis and a y-axis for locating points.
Ordered Pair
An ordered pair tells a point's location using two numbers in the correct order.
X-Axis
The x-axis is the line that goes across on a coordinate plane.
Y-Axis
The y-axis is the line that goes up and down on a coordinate plane.
Alphabet
The alphabet is all the letters we use to read and write.
Letter Sound
A letter sound is the sound you hear when a letter is used in a word.
Consonant
A consonant is a letter like b, m, or t that is not a, e, i, o, or u.
Vowel
A vowel is one of the special letters a, e, i, o, or u.
Rhyme
Words rhyme when their ending sounds match.
Phoneme
A phoneme is one small sound you hear in a word.
Blend
Blend means to push sounds together so they become a whole word.
CVC Word
A CVC word has three letters: consonant, vowel, consonant.
Decode
Decode means to figure out a word by sounding it out.
Sight Word
A sight word is a word you learn to read right away when you see it.
Fluency
Fluency means reading in a smooth way that sounds natural.
Comprehension
Comprehension means understanding what you read.
Character
A character is someone in a story.
Setting
The setting is where a story happens.
Key Detail
A key detail is an important fact that helps you understand what you read.
Retell
Retell means to say the important parts again in the right order.
Long Vowel
A long vowel says its own letter name, like a in cake.
Vowel Team
A vowel team is a pair of vowels that join to make one sound.
Expression
Expression means your voice matches the meaning of the words you read.
Phrasing
Phrasing means reading words in groups that make sense together.
Main Idea
The main idea is the big point the text wants you to understand.
Supporting Detail
A supporting detail is a smaller fact that helps prove the big idea.
Story Element
A story element is one of the big parts that help build a story.
Plot
The plot is what happens in a story from beginning to end.
Informational Text
Informational text is nonfiction writing that teaches real facts.
Text Feature
A text feature is something special in nonfiction that helps you find or understand information.
Heading
A heading tells what a section will mostly be about.
Caption
A caption is a small piece of text that tells about a picture.
Inference
An inference is a smart idea you figure out even when the text does not say it directly.
Evidence
Evidence is the proof in a text that helps show your answer makes sense.
Context Clue
A context clue is a hint nearby that helps you figure out what a word means.
Academic Vocabulary
Academic vocabulary includes important school words like compare, explain, and observe.
Synonym
A synonym is a word that means almost the same thing as another word.
Antonym
An antonym is a word that means the opposite of another word.
Theme
A theme is the big lesson a story wants you to learn.
Central Message
The central message is the main lesson at the heart of a story.
Summary
A summary is a short way to tell the most important parts of a text.
Opinion
An opinion is what you think about something.
Reason
A reason tells why you think something.
Paragraph
A paragraph is a group of sentences that stay on one main idea.
Topic Sentence
A topic sentence tells what the whole paragraph will mostly be about.
Textual Evidence
Textual evidence is proof from the reading that helps show your answer makes sense.
Quote
A quote is the exact words from the book or article.
Text Structure
Text structure is how the author arranges ideas so readers can follow them.
Sequence
Sequence means putting steps or events in the order they happen.
Cause and Effect
Cause and effect shows what made something happen and what happened next because of it.
Compare and Contrast
Compare and contrast means noticing what is the same and what is different.
Point of View
Point of view is who is telling the story or information and from where.
Perspective
Perspective is how a person thinks about or experiences something.
Narrator
The narrator is the voice that tells what is happening in a story.
Claim
A claim is the main point the writer wants the reader to believe.
Figurative Language
Figurative language uses words in a creative way to paint a picture or express an idea.
Simile
A simile compares two things by saying one is like or as something else.
Metaphor
A metaphor compares two things without using like or as.
Idiom
An idiom is a saying that means something different from the exact words.
Informative Writing
Informative writing teaches the reader about something in a clear way.
Organization
Organization means putting ideas in an order that makes sense.
Transition
A transition is a connecting word or phrase that helps readers follow your ideas.
Revise
Revise means to make your writing better by improving what it says and how it is organized.
Edit
Edit means to fix mistakes in your writing so it is correct and easier to read.
Convention
A convention is a writing rule that helps make sentences correct and clear.
Sentence Structure
Sentence structure is how a sentence is built so it makes sense.
Habitat
A habitat is the place where a plant or animal lives and gets what it needs.
Ecosystem
An ecosystem is a place where plants, animals, water, soil, and air all interact.
Living Thing
A living thing is something alive, like a plant, animal, or person.
Nonliving Thing
A nonliving thing is not alive, like a rock, pencil, or puddle.
Life Cycle
A life cycle is the pattern of changes a plant or animal goes through from beginning to adult.
Matter
Matter is anything you can touch or hold because it takes up room.
Solid
A solid keeps its own shape, like a book or an ice cube.
Liquid
A liquid can pour and changes shape to fit the cup, bowl, or bottle it is in.
Gas
A gas can spread out to fill all the space in a container, like air in a balloon.
Weather
Weather is what it feels like outside, such as sunny, windy, rainy, or snowy.
Season
A season is a time of year like winter, spring, summer, or fall.
Forecast
A forecast tells what the weather might be like soon.
Temperature
Temperature tells whether something feels hot, warm, cool, or cold.
Trait
A trait is something you can notice about a living thing, like color, shape, or pattern.
Inherited Trait
An inherited trait is a feature a young plant or animal gets from its parents.
Adaptation
An adaptation is something that helps a living thing live well where it lives.
Climate
Climate is what the weather is usually like in a place over many years.
Weather Pattern
A weather pattern is a weather trend that happens again and again.
Force
A force is a push or pull that can make something move, stop, or turn.
Motion
Motion means that something is moving.
Friction
Friction is a force that can slow things down when they touch and rub.
Balanced Force
Balanced forces are pushes or pulls that are equal, so motion does not change much in one direction.
Unbalanced Force
Unbalanced forces are pushes or pulls that are uneven, so something speeds up, slows down, stops, or turns.
Energy
Energy is what makes things happen, like lighting a bulb, warming a pan, or moving a fan.
Energy Transfer
Energy transfer happens when energy moves and causes a change somewhere else.
Circuit
A circuit is a path electricity can follow when all the parts are connected.
Conductor
A conductor lets electricity move through it more easily.
Insulator
An insulator helps block or slow electricity so things can be safer.
Weathering
Weathering happens when rock slowly breaks apart into smaller pieces.
Erosion
Erosion happens when water, wind, ice, or gravity carries soil or rock away.
Sediment
Sediment is tiny bits of Earth material that water or wind can carry.
Landform
A landform is a natural shape of the land, like a hill, valley, or mountain.
Wave
A wave is a pattern that repeats, like ripples in water or sound moving through the air.
Vibration
A vibration is a fast shaking movement that can make sound or other waves.
Amplitude
Amplitude tells how big a wave is.
Signal
A signal is a message sent with a pattern, such as flashing light or sound.
Ecosystem Change
An ecosystem change happens when a habitat and the things in it do not stay the same.
Conservation
Conservation means taking care of nature and using resources wisely.
Resource
A resource is something useful from nature, like water, soil, sunlight, or trees.
Community
A community is a place where people live and help one another.
Citizen
A citizen is a person who belongs to a place and helps follow its rules.
Government
Government helps make rules and decisions so communities can work fairly and safely.
Leader
A leader is someone who helps a group work toward a goal.
Map
A map helps us see where things are and how to get from one place to another.
Compass Rose
A compass rose is the part of a map that shows directions.
Landform
A landform is a natural shape or feature on Earth.
Producer
A producer is someone who makes or grows things people use.
Consumer
A consumer is someone who uses or buys things they need or want.
Goods
Goods are things you can touch and use, like shoes, food, or pencils.
Services
Services are things people do for others, like teaching or fixing cars.
Timeline
A timeline helps us see what happened first, next, and later.
Past
The past is what already happened.
Present
The present is what is happening now or today.
State
A state is one part of a country that has its own leaders and rules.
Nation
A nation is a whole country and the people who belong to it.
Region
A region is a place where many areas have something important in common.
Natural Resource
A natural resource is something from nature that people use, like water, soil, or trees.
Culture
Culture includes the ways people share food, stories, music, language, art, and traditions.
Tradition
A tradition is something people do again and again because it matters to their family or group.
Diversity
Diversity means people in a group are not all the same and can bring many experiences and ideas.
Primary Source
A primary source is evidence made at the time, like an old photo, letter, or diary.
Secondary Source
A secondary source is something made later to teach about what already happened.
No matches found
Try a shorter search or switch the type and subject filters.