Science fair project the demonstrates Newton's Third Law using a milk carton filled with water.

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

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

In this science fair project, students determine whether a bean plant grows faster and taller using a traditional soil planting method or hydroponic method.

Science fair project that guides you through how to test the humidity in the environment using a homemade psychrometer.

Evaluate whether people can raise the temperature of their finger using the power of their thoughts.

Measure the speed of the earth's rotation using protractors and meter sticks. This science fair project measures the angle of the sun in relation to earth.

Science fair project in which you will create your electricity by making a homemade battery using salt water, a nail, and a copper wire.

Study emulsifiers and learn how they are used in food science, medicine, soaps and cosmetics. Identify which materials are created using an emulsifier.

Science fair project in which you will start a fire from scratch without using matches or a lighter.

Build a magnetic linear accelerator using a ruler, neodymium magnets, and small metal balls in this fun science fair project exploring magnetic propulsion.

In this project, waves of vibrations are experimented with using water in glasses.

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

Explore the properties of light and color using photographic filters. Take pictures of color spectrum, compare results of different filters.

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

This science fair project idea explores whether a sundial is as accurate as an atomic clock when telling time.

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

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

This project involves the programming and development of a 3D Rubik's Cube application using C++.

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.

Create uphill flow of water by using a siphon. Create vacuum by suctioning one end of tube, and submerge it under water. Watch the direction the water travels.

The goal of this science fair project is to demonstrate magnetic forces of attraction and repulsion using a magnet and everyday objects.

Create an organic plastic product using vinegar and cream. Track decomposition over course of several weeks. Compare decomposition with traditional plastics.

What kind of fabric holds dye best? How can you improve a dyed fabric's colorfastness? In this colorful project, test colorfastness using mordants and bleach.

Construct and experiment with a periscope using reflected light rays to gather an image.

In this science fair project you will make a model of a cell membrane using very simple material.

Science fair project which examines how stopping a tomato's ripening process using the enzyme ethylene effects the tomato plant and its reproduction cycle.

Science fair project that demonstrates how a rainbow forms, by using water to split white light into its many colors.

In this awesome science fair project idea, kids will be attempting to pick up different objects using snail slime.

Free science fair project idea that measures change in flexibility with age, using a variety of flexibility tests like Sit & Reach.