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

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

Learn an ancient craft with this introduction to weaving. A great tie-in for kids learning about ancient cultures.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

Invite your kid to decorate your family's ordinary coffee mugs with brightly colored beaded rings!

Illustrate the importance of bicycle safety in this simple 5th grade science experiment. All you need to start are an egg, a Styrofoam ball, and rubber bands.

This Christmas card holder craft is a great activity for your child. Make a Christmas card holder with your child this holiday season.

First graders spend lots of time learning double digit numbers. Here's a "green" way to build skills and have some old time family fun, too.

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

Your child will have loads of fun creating this decorative basket and filling it with a secret gift or goodie before sharing with a friend or family member.

Make a homemade doll out of recycled materials, similar to dolls made by pioneer children.

Make a tooth care poster with your kindergartener to help her understand how important it is to take care of those growing pearly whites!

Design a colorful leprechaun trap—and make some memories—with this fun St. Patrick's Day craft project!

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

Help your child celebrate the summer and the sun by making a sandy seascape.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

Applesauce doesn't just have to be for a bowl -- your child can transform it into an easy-to-hold treat!

This fun math card game is a great opportunity to discuss probability with your third grader.

These paper Scandinavian tiles are simple to create, and they make for a beautiful and unique keepsake.

Before Twitter, birds were the ones tweeting, not humans. Have your child discover the magical sounds of nature while recording birds around his neighborhood!

Checkerboard play challenges students to use spatial reasoning and computational thinking.

How many steps long is the hallway? Kids put their graph-making skills to work as they make a step map of their own house.

Make homemade glitter to add glamor and glitz to art projects galore.

Here's a simple math activity that has your child using her basic addition facts to solve a secret code.

Make the world's simplest tutu. Don't worry if you aren't good with a needle--putting this no-sew tutu together is as easy as tying your shoe!

Flowers will brighten up anyone's day! Share the joy of spring by making a picture of a vase with fun 3-D flowers that will never wilt.

Finding the greatest number is great math practice! This strategic card game will help reinforce the concept of number value as well as addition facts.