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How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

Examine the effect of pressure on carbonation in soda.

Introduce your child to the importance of preserving the world's biodiversity by turning a lesson on endangered species into a fun game for the whole family.

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

Your child can explore the wonders of science, and the concept of dehydration, along with creating a healthy and tasty treat!

This classic children's game demonstrates how sound travels through air vs. through a solid.

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

This science fair project idea provides evidence that air is everywhere and takes up space.

In this CD hovercraft science project, students will construct their own DIY hovercraft.

Beetles come in many shapes and colors. Here's how your second grade child can create his own beetles to paint and play with!

This project investigates the affect of storage temperature on microwave popcorn.

How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

In this activity, your child will transform an egg into a glowing, bouncy "ball" that they can play with.

Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, a decoration, or just to pamper herself.

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

Explore how dielectric heating comes into play when microwaving various liquids in this science project. This test will help you understand how microwaves work!

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

Introduce your child to the amazing, almost magical phenomenon of static electricity!

In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.

Make a backbone model to explore human anatomy and life science.

This fun marbled paper craft uses things you're likely to have around your house, and it teaches kids some simple chemistry too!

In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.