It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

Is it a square or a circle? See if you can trick your friends with this zany science project!

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

This science fair project idea explores how length affects the weight a bridge can hold.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

This science fair project idea explores whether talking to a plant will help it grow.

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

This science fair project idea examines the reason boats are shaped and engineered.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.