4th - 7th Grade Science Resources : Page 27

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

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

Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

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

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

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

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

This project examines what types of objects burn and which burn faster and cleaner.

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

Show your fourth grader how to see her heart in action. Make a simple device out of a drinking straw and clay to help her spot the movement of her pulse!

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

What are the benefits of good posture? Kids will learn about the cognitive effects of good posture through conducting and observing a controlled experiment.

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

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

This science fair project idea attempts to train a worm to complete a simple maze in order to find out if worms can learn and remember.