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.

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?

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

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

In this activity, your child will be challenged to make a tower using paper cups.

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

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

In this activity, your child will be challenged to build a tall tower out of building bricks! The instructions include questions prompts to guide students through the design challenge.

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

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

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

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

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

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

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

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

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

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?

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

Help your child explore chromatography, which is the process of separating colors or pigments, and create a neat art project in the process!

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

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 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.

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

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

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 fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

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