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.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

What better way to nurture your child's imagination than by making a fairy house out of materials found in nature!

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!