In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

This science fair project idea experiments with spinning color wheels and optical illusions.

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

Using simple materials found around your home, you can reinforce the static electricity concept by helping your child build a simple device with zapping power!

This simple experiment serves as an introduction to the greenhouse effect.

A simple science experiment exploring the physics of water pressure that's been amazing people since Medieval times.

Show your child how to concoct a simple duo of household ingredients that changes color as acids and bases are added!

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

It's food. It's Thanksgiving tradition. And guess what: Cranberry Sauce is also science! Try our simple recipe/experiment.

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science activity.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

This science fair project idea attempts to train a worm to complete a simple maze in order to find out if worms can learn and remember.

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

In this activity your child will make a coiling snake out of simple household materials, and also find out why they coil.

Conduct a simple science experiment to see if flowers from your garden pass the acid-base indicator test with this exciting chemistry activity.

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

Learn how to make marbleized paper with simple everyday ingredients in this fun activity! Your child will learn about oil and water while doing this project.

In this project students experiment with making music using only glasses of water.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

Help your child understand surface tension by showing them how they can create a "skin" on top of water.

The objective of this science fair project is to experiment with balancing everyday objects and observing the the effects of gravity on materials.

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

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.