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.

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda 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 a square or a circle? See if you can trick your friends with this zany science project!

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

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

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

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.

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.

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

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

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

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.

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

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

This science fair project idea explores the egg's thin membrane.

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

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

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

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

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

People have favorite flavors, but what about ants? Which ant food is the most popular?

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!

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

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

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 project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

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

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.