This hands-on activity that involves arranging pieces of yarn will teach your pre-K child the concept of ordering items by length in an interesting way.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

This Halloween, encourage your child to create a super sweet mosaic. They'll make a candy corn pumpkin and then decide if they want to eat it, or keep it!

Start the new year with this fourth grade math "Calculation Challenge!"

This science fair project idea discovers the effect of (high) heat on animal cells.

Help your child practice her counting as she makes this fun and festive holiday decoration!

Determine how effective animal camouflage is by simulating it in an indoor and outdoor setting.

Make a mixed up animal collage and help your preschooler build her visual arts and math skills along the way.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

Help your child develop his counting and language skills with this fun activity. He'll be a number hero for a day and learn about safety while he's at it.

This science fair project explores different types of endangered frogs, and why some are endangered while others are not.

For a fun family activity to introduce your child to genetics, have your child go on a search for dominant and recessive family genes!

Build your child's vocabulary by exploring and discussing spatial relationships during everyday activities such as building, rearranging, and ordering.

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

Play this fun matching game with your kindergartener! It's a great way to practice math and number skills with playing cards.

Here's a fun math game you can use to practice counting, addition or subtraction with your child.

These pretzel reindeer cookies are a great holiday recipe for kids to make. Rudolph and the whole gang agree!

This Hanukkah countdown craft will help your little one count the eight nights of Hanukkah. Make a Hanukkah countdown calendar with your child.

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.

This science fair project idea determines which flower lasts the longest.

Practice multiplication facts and geography at the same time in this fun third grade math card game.

Want to make math a little more exciting? This single-player game is designed to help your child practice combining cards to create sums of 14.

Make practicing addition facts more fun and teach your child the helpful strategy of adding quickly to 10 in this fun and easy-to-make card game!

Give your smart second grader a rich challenge with this activity that combines graphing practice with money!

Determine how salinity affects the circulation of warm and cold water. Note whether the warm water mixes or forms a layer with cold water.

In this activity, have your second grader practice measuring by finding the height, weight, and length of their most treasured toy!

Do your laundry and your science project simultaneously! This science fair project investigates whether the color of a garment affects the time needed to dry.

This fun math game will help develop your child's counting skills and number recognition skills.

Candy cane ornaments bring some cheer to your Christmas tree. Make a batch of candy cane ornaments with your child to practice patterning and fine motor skills.

Here are some ideas for marshmallow math games you can play with your child to help teach him important concepts like estimation, area, and measurement.