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

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

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.

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!

Can you fool your eyes and your brain with an optical illusion? The purpose of this science fair project is to demonstrate various kinds of optical illusions.

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

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.

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.

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?

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

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

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

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

Learn how different types of soil affect how animal tracks form in this experiment!

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

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

In this science fair project, young children notice and track changes in trees throughout the year.

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

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

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

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

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

Get ready for a yummy taste test! Just pour the milk -- and make sure you have some chocolate chip cookies on hand.

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

This project examines whether people's taste perception is influenced by what they see.

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.

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!

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

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