In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

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.

This science fair project idea investigates how the shape of an object affects drag.

Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

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

Word color association is just a fancy way to talk about the way we connect colors with words.

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

This project leads to an understanding that a whole may be built of smaller parts that fit and work together and provides an introduction to basic tools.

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

People have favorite flavors, but what about ants? Which ant food is the most popular?

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

This science fair project teaches students about wilting and browning of salad greens.

This classic children's game demonstrates how sound travels through air vs. through a solid.

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

The objective of this science project is to determine the length of time for different seeds to germinate.

Find out whether we can create motion in a dish and as a result, create a wonderful and colorful show.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

This science fair project idea investigates if webbed feet help a duck (and others) swim.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

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?

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

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

This science experiment has students test whether a snail moves faster on concrete or dirt.

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.