This science fair project idea determines if the temperature of rubber effects how high it bounces.

Certain fruits can change gelatinâs ability to set. In this experiment, kids will discover what happens when gelatin meets pineapple enzyme.

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

The goal of this project is to create an exciting topographical map out of dough.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

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

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

This science fair project idea determines the most effective method of preserving food.

This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.

This science fair project idea produces sounds by creating vibrations using different objects.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

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!

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

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!

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.

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

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

How well can people recall what they have observed. Test your knowledge in this fun experiment.

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

Handedness and footedness refer to whether people prefer to use their left or right hand and foot. In this experiment, test hand and foot dominance.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Start your toy engines -- this is going to be a fast and friction-filled race!

Find out which kind of bubble wrap fares best when put in impact.