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This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

Defend your cards in this multiplication math game! Your kid will enjoy using strategy to build equations and win points in this activity.

Do you think heat can affect a plant's growth rate?

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

Make math fun and easy with this activity that challenges your child to use their addition and multiplication skills to win a race!

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

Introduce decimals and place value with this fun math card game for fourth grade students.

Nothing chases the blues away like a trip to the boardwalk. Bring the fun home with this do-it-yourself version that sneaks in some math practice.

Run, jump, and skip your way to physical fitness as your exercise with dice! It's a perfect party or family game.

Practice math and social studies skills with this fun game based on the Battle of Lexington and Concord.

Help your child practice multiplication tables with this mental and physical multitasking game that uses a hula hoop to get into the swing of things.

Multiplication facts are a necessary skill, and this board game provides a fun way for your third grader to practice them!

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

This simple experiment serves as an introduction to the greenhouse effect.

Challenge your third-grader to sharpen her new math skills--and maybe do the planet a favor, too.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!