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

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

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.

Find out whether packaged seeds actually do expire in this new science fair project idea.

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

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

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

This science fair project idea provides evidence that air is everywhere and takes up space.

In this experiment you will replicate the mummification process by making a hot dog mummy.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

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 learn about animal classification with this fun and delicious activity.

In this activity your child will create their very own marble maze!

Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.

This science fair project idea identifies trees using a dichotomous key.

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

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

Roasting pumpkin seeds makes for a great Halloween activity, and a healthy snack!

A homemade lava lamp gives any room a retro flair. Find out how to make a homemade lava lamp, and learn some science too, with this educational activity.

Discover whether cold or hot water from the faucet will boil faster on the stove.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.