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

This science fair idea is a great way for kids to explore static electricity. Kids will give a comb a static charge and watch as it separates pepper from salt.

Using a toy race car kids create a visual model of the Doppler Effect.

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

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

In this awesome science fair project idea, kids will be attempting to pick up different objects using snail slime.

Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.

Kids will learn how to clean fish tank the natural way. Add catfish to the tank and see if your water gets cleaner.

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

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 is surface tension? Kids will discover how water-skating insects use surface tension to keep from sinking by making a model water walker.

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.

Dinosaurs were huge creatures that left behind huge footprints that lasted for millions of years. In this science fair project, kids learn how dinosaur tracks were left behind!

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

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.

This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

This science fair project idea investigates which objects float and sink in honey, water, and oil.

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

This super fun science project, perfect for young children, combines crafts, dressing up as animals, outdoor play, and life science learning.

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

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

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

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

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.

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