Check out this fun and easy science fair project idea on germination of a seed and learn to identify exterior and interior parts of a bean seed.

This science fair project idea recreates the movement of planetary bodies in order to learn why they sometimes appear to move backwards.

Learn the basic structure of a DNA strand, which is the double helix, how genes form together, and the resemblance DNA has to a twisted ladder. Create a model.

This science fair project idea investigates the difference in reaction times between boys and girls.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

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.

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

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!

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

Create safe lightning for kids! They'll learn how to make lightning at home with this fun science fair project idea illustrating static charges and grounding.

Explore the craters, maria, and highlands on the surface of the Moon! In this fun science project you'll create a 3-D model of the moon using paper mache.

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

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

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

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

Find out whether packaged seeds actually do expire in this new science fair project idea.

Does putting soapy water on plants help or hinder plant growth? Kids learn about greywater and how it affects plant growth in this cool science fair project.

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

Wind is an important source of renewable, green energy. The purpose of this science fair project is to build and operate a windmill generator.

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

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

This science experiment tests if dog saliva can really help heal wounds.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

Science fair project which evaluates different athletic shoes in order to find out whether any of them affect a person's ability to run.