In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

In this project, the affects of vitamin E are observed on a rose petal.

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

This science fair project teaches students about wilting and browning of salad greens.

Here's a science activity to help your child investigate how seeds are designed to travel.

This science fair project teaches students the differences between fruits and vegetables.

Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!

Here is a cool and easy science project to determine the rate of chlorophyll breaks down and how it affects the color change of grass from green to yellow.

This biodiversity project examines the biodiversity in your own backyard.

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

This science fair project explains the process of how the lungs expand and contract with the help of the diaphragm.

You've heard all about oil spills, but can they really be that bad? After all, vegetable oil is in almost every yummy baking good from cookies to brownies.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool science fair project idea.

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

The purpose of this science fair project is to build a basic radio.

The goal of this science fair project is to demonstrate different ways to generate static electricity and record its effects.

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!

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

Help children understand the power of germs and the importance of hand washing with this visual activity that introduces the concept of scientific inquiry.