How do crystals form? In this science fair project, students will use three different saturated solutions to see how different minerals form crystals over time.

This science fair project idea explores whether the types and brands of faucet filters are relevant to their performance.

Teach your child to dye eggs with natural ingredients from the grocery store. From pink to gold, these eggs are perfect for hiding, hunting or simply munching.

Check out this cool science fair idea on why hard fruits become soft and learn how to compare the sugar content between ripe and unripe fruits.

Science fair project that explores the variety of webs that spiders weave and collect specimens for identification.

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

This science fair project idea investigates the difference in reaction times between boys and girls.

This science fair project idea produces varying pitches of sound.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

Explore the negative and positive consequences of stereotypes.

This science fair project examines how carnivorous plants digest insects, and whether the plant can use nitrogen in the soil to compensate for lack of insects.

Explore the best way to store popcorn kernels. It examines the impact of moisture and temperature on unpopped kernels.

This project compares the national anthems of several different countries to determine if there is a correlation between tempo and a country's latitude.

This experiment evaluates if personality influences whether a person prefers dogs or cats.

Does your child know that salt water conducts electricity? This simple experiment will show how salt water acts as a conductor to electrical currents.

This science fair project idea models industrial oil spills and determines if they have an impact on wildlife living beneath the surface of the water.

Make sourdough bread...and learn some colonial history and modern science in the process!

This science fair project will help learners determine whether algae can be made to grow by feeding it supplementary carbon dioxide.

Science fair project that models the subterranean movement of water, using Darcy's Law. How can this information be used in hazardous material spills?

Discover which absorbent material is the best; the Shamwow, paper towels, or cotton towels.

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

In this cool catalase and hydrogen peroxide experiment, kids put a potato in a jar of hydrogen peroxide to see how catalase acts as an enzyme.

Create a bee garden to help shelter bees in your area.

The objective of this project is to evaluate whether a top will spin at different rates during different phases of the moon.

This fun middle school science fair project idea explores the process of respiration and determines whether boys and girls have the same lung capacity.

In this design challenge, your child will make a bottle rocket using typical household items.

Take a dive into the candy jar with this yummy science experiment.

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.

This experiment evaluates if personality affects the type of movies that people prefer.

This project examines which type of dance burns the most calories.