Celebrate autumn with a seasonal bash. Welcome the fall with a festive party for your little one and her friends, full of crafts, snacks and fun games.

This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

In this design challenge, your child will create a parachute for a small toy using typical household items.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

Have your child kick off their summer vacation by making a miniature water slide!

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

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.

Challenge your learner to design and build a city of their own in this creative engineering activity.

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

Unlike other seed sprouting projects, this one allows kids to compare five different sprouts (either 5 herbs or 5 flowers) by watching them grow in a glove.

Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.

What happens when eyes see something that the brain knows cannot be true? In this science activity, the brain has to "fudge" it when interpreting what you see.

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

Try this chemistry experiment with your curious kid and get some "shocking" results!

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

Show your fourth grader how to see her heart in action. Make a simple device out of a drinking straw and clay to help her spot the movement of her pulse!

This science fair experiment idea's objective is to understand the general concept of an acid and a base.

In this design challenge, your child will make a bottle rocket using typical household items.

This science fair project idea is develops new or improved paper making techniques and encourages recycling.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

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

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

In this fun activity, your child will create their very own solar oven to bake s'mores!

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.