Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

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

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

Hone your child's skills of observation and take a look at forensic science for an interesting afternoon of exploration and detective work!

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

Roasting pumpkin seeds makes for a great Halloween activity, and a healthy snack!

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

This science fair project idea determines which method of hand cleansing is the most effective.

Encourage a group of third graders to play this fun game of Whistle Hide-and-Seek as a warm-up to get them prepared for finding a "lost" camper.

Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.

This science project teaches students to classify different shapes of leaves.

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

This project determines what category of person is most likely to be ticklish.

In this challenge, students are tasked with creating an insulated cup that will keep beverages colder for longer than a regular cup.

Get your fifth grader involved in some earth science by helping her plan and create her very own rock collection.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

Hatch a praying mantis egg case in a homemade habitat with your child's help! This is an amazing experiment in science and nature for kids of any age.

Science isn't ho hum anymore when it involves building catapults to teach your fifth grader about projectile motion.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

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