Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

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

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

This science fair project teaches students the differences between fruits and vegetables.

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

Cleaning can be a chore, but not with this sudsy experiment!

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

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

This science fair project idea explores the egg's thin membrane.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?

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

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.