Resources for Grades K–2

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dance of the triangles

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TKSST

Video

Preschool–grade 3

Dance of the Triangles

Watch how triangles can make more triangles. Cut out your own triangles, pause the video at different points, and make the shapes you see.

Video

grades 1–5

Celebrating Pi Day

Find out what this math holiday is all about. Then ask yourself, "How do I use circles in my everyday life?"

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dorothy vaughn

Video

grades 1–5

Dorothy Vaughan: Pathbreaking Mathematician

Check out this video and article on Dorothy Vaughan, the supervisor of a group of boundary-breaking African American women whose calculations got astronauts into space.

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Screenshot of website link

Article/Ebook

grades K–1

Storytime with a Side of Math

Click through this read-aloud that includes songs and math problems.

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practice counting

Worksheet

Preschool–grade K

Practice Counting, Make a Snowflake

Use this dot-to-dot activity to celebrate winter and create a snowflake. When you're done, see if you can draw more on your own.

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add the animal shoes

Interactive

grades 2–4

Add the Animal Shoes

Figure out how many shoes you need for the animals. Try to do it without counting each foot.

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make the penguin match

Interactive

grades K–3

Make the Penguin Match

Use your spatial skills to turn the penguin all around to match the picture. Try to do it in the fewest number of moves!

Activity

Preschool–grade 1

Pumpkin Carving Mess and Math

Use this messy Halloween tradition to do some basic math. While you're scooping pumpkin guts, count seeds individually or by groups of five or 10.

Wide Open School's logo
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camp noggin artist week

Worksheet

Preschool–grade K

Create with Shapes

Print out these worksheets then use scissors to cut out the pieces. Try to put the shapes together to create a picture.

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visual math problems

Lesson

grades K–5

Visual Math Problems

Work through these daily math challenges, each featuring a picture and a prompt. Write down your answer and discuss with a teacher or caregiver.

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fraction strips printout

Worksheet

grades 2–4

Fraction Strips

Print out these fraction strips and cut them up. Then experiment with them in different combinations to see which fractions make up a whole.

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screenshot from website's music graph

Interactive

Preschool–grade K

Music Maker

Use this fun interactive to learn about the numbers 0 through 10, and make some music along the way.

Activity

Preschool–grade 1

Pumpkin Carving Mess and Math

Use this messy Halloween tradition to do some basic math. While you're scooping pumpkin guts, count seeds individually or by groups of five or 10.

Wide Open School's logo

Activity

Preschool–grade K

Touch Your Head, Arms, and Toes

Move—and count—along with this catchy song.

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book-made bridge with pennies on a sheet of paper

Activity

grades K–2

Build and Test Paper Bridges

Learn what gives a bridge its strength with this DIY design project you can do with materials from around your home.

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children doing math

Activity

grades K–1

Addition Funnels

Attach this simple math "machine" to a wall, then use it to illustrate for kids how addition works. Start small, then move to larger numbers.

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toy bricks stacked in rows

Activity

grades K–2

Brick and Block Math

Explore some fundamental math concepts using Duplo or Lego bricks.

Activity

grades K–2

Count Your Home

Find out how many doors you have in your home. What about chairs? Cups? Umbrellas?

Wide Open School's logo
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Three cups of smoothies

Activity

Preschool–grade 3

Smoothie Math

Get kids counting while cooking with this berry smoothie recipe that mixes in some math talk and teaching.

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Cookies

Activity

Preschool–grade 1

Cookies, Sharing, and Equal Groups

Turn cookie making into an opportunity to discuss and practice sharing, counting, and creating equal amounts.

Activity

grades K–2

The Triangle Dance

Get in on the latest dance craze: the Triangle Dance!

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Bowl of mac and cheese

Activity

Preschool–grade 2

Mac and Cheese Measurement

Focus on measurement while making some classic, crowd-pleasing mac and cheese.

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Activity

Preschool–grade K

Post-it Number Line

Create a fun number line using Post-its, and learn the relationship between one number and another.

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Personal pizza

Activity

Preschool–grade 1

Personal Pizzas and Number Play

Pair counting practice with pizza making in this recipe for individually sized pies.

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Screenshot of website link

Article/Ebook

grades K–1

Storytime with a Side of Math

Click through this read-aloud that includes songs and math problems.

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Animated girl and pig from website link

Article/Ebook

grades K–2

An Election!

Follow this read-along about an election between a little girl and a pig. Consider the importance of choosing a candidate and learn a little math.

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add the animal shoes

Interactive

grades 2–4

Add the Animal Shoes

Figure out how many shoes you need for the animals. Try to do it without counting each foot.

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make the penguin match

Interactive

grades K–3

Make the Penguin Match

Use your spatial skills to turn the penguin all around to match the picture. Try to do it in the fewest number of moves!

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screenshot from website's music graph

Interactive

Preschool–grade K

Music Maker

Use this fun interactive to learn about the numbers 0 through 10, and make some music along the way.

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an agent using superpowers

Interactive

grades 1–3

Odd Mysteries

Become an Odd Squad agent and use math to find the mysterious creatures.

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trying to guess a number

Interactive

grades 1–4

Mystery Number

Use greater-than and lesser-than clues to find the right number.

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cartoon character and a cat in a bathtub

Interactive

Preschool–grade K

Bath Water Estimation Lesson

Splash along and make educated guesses about how much water will fit in Peg and Cat's bathtub. Then make it a bath night and try it yourself.

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Cartoon girl presenting her artwork

Interactive

Preschool–grade K

Symmetry Painting

Create your own perfectly symmetrical work of art by painting on one side and seeing your creation mirrored on the other.

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Interactive

grades 1–5

Penguin Paths with Math

Help penguins migrate across glaciers with math. Practice percents, fractions, and more in this game. Play the estimation activity underneath to extend your learning.

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Interactive

grade 1

Odd or Even

Play this fun game and learn how to recognize even and odd numbers.

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Interactive

grades K–2

Base Ten Bingo

Try out this game that's great for number recognition and developing mental models for base ten numbers.

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Interactive

grades K–4

Can You Guess What's Next?

Observe patterns in this simple game where you'll recognize sounds and shapes, and pick the piece that's missing.

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sesame street characters

Interactive

Preschool–grade K

Sesame Street Games

Play with your favorite characters and explore lots of early learning concepts.

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visual math problems

Lesson

grades K–5

Visual Math Problems

Work through these daily math challenges, each featuring a picture and a prompt. Write down your answer and discuss with a teacher or caregiver.

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a snails pace worksheet

Lesson

grades K–6

A Snail's Pace

Play this game and see which snail will win the race. Use mental addition, probability, and patterns to move your snail to the finish line!

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which one holds more

Lesson

grades 2–6

Which One Holds More?

Grab two sheets of paper and create two different-size cylinders. Predict which one will hold more Legos, beads, or other objects of your choice!

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various math functions

Lesson

grades 1–5

Math Skills Galore!

Choose the grade level and skill that works best, watch the videos, play the games, and do the practice.

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Lesson

grades 1–12

Math Made Accessible

Read, watch, and solve math problems in algebra, geometry, statistics, calculus and trigonometry. Complete an activity, open a digital textbook, or try a practice problem.

Play button
dance of the triangles

Selected by

TKSST

Video

Preschool–grade 3

Dance of the Triangles

Watch how triangles can make more triangles. Cut out your own triangles, pause the video at different points, and make the shapes you see.

Video

grades 1–5

Celebrating Pi Day

Find out what this math holiday is all about. Then ask yourself, "How do I use circles in my everyday life?"

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dorothy vaughn

Video

grades 1–5

Dorothy Vaughan: Pathbreaking Mathematician

Check out this video and article on Dorothy Vaughan, the supervisor of a group of boundary-breaking African American women whose calculations got astronauts into space.

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cartoon characters

Video

Preschool–grade K

Hairdo Math

Explore some basic counting skills and shape identification in this cute Peg and Cat adventure interactive.

Video

grades K–5

Playing Card Math Games

Learn these math games that only require a deck of cards. Play with a brother, sister, or family member to test your skills.

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two pairs of feet with shoes on

Video

Preschool–grade K

Let's Step Outside

Count the steps it takes you and your child to get to a destination, and use math terms to compare the results.

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Video

Preschool–grade K

Blast Off

Use this Team Umizoomi video to kick off a countdown activity that'll get kids ready to blast into space. Then make your own rocket.

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Website/App

Preschool–grade K

Numbers, Shapes, and More!

Download this free app and explore early math concepts or an individualized learning path for so much more.

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Boy working on problem - Knowledge on the Go

Website/App

Preschool–grade 12

Great Minds: Knowledge on the Go

Build knowledge with these high-quality, daily instructional video lessons for ELA (grades K–8), math (grades K–12), and science (grades 3–5).

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a man hiking

Website/App

grades 1–12

CK-12 (For Students)

Choose a subject and specific topic to practice or learn some math, science, or social studies.

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teacher helping a student

Website/App

Preschool–grade K

First 8 Studios

Check out these free math and science apps that explore some of the basic skills that lay a solid foundation for their future STEM concepts.

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Website/App

Preschool–grade K

Khan Academy Kids

This pre-K app makes it easy and fun for young kids to immerse themselves in foundational skills like reading, counting, social-emotional learning, and more.

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cartoon girl

Website/App

grades K–3

BrainPOP Jr.

Make learning fun for young students with engaging videos, activities, games, printables, and more on a variety of subjects.

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screenshot from website

Website/App

grades K–12

Freckle

Practice core subject skills with pretests, worksheets, inquiry-based lessons, and benchmark assessments.

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Website/App

Preschool–grade 12

Independent Math

Choose the grade level that's right to get started.

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Website/App

Preschool–grade 6

Math Skills

Choose a grade level and click on the numbers icon to get to the math games. Pick a skill that would be good to practice.

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practice counting

Worksheet

Preschool–grade K

Practice Counting, Make a Snowflake

Use this dot-to-dot activity to celebrate winter and create a snowflake. When you're done, see if you can draw more on your own.

New tab
camp noggin artist week

Worksheet

Preschool–grade K

Create with Shapes

Print out these worksheets then use scissors to cut out the pieces. Try to put the shapes together to create a picture.

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fraction strips printout

Worksheet

grades 2–4

Fraction Strips

Print out these fraction strips and cut them up. Then experiment with them in different combinations to see which fractions make up a whole.

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pizza fractions

Worksheet

grades 1–2

Pizza Fractions

Practice recognizing and reading fraction names for halves and quarters. You can even make your own!