The objective of this science fair project is to study the photosynthesis process and demonstrate the important role that leaves play in the process.

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.

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

How do the phases of the Moon and gravity cause spring tides and neap tides? Does the Sun play a role in the tides? Figure it out in this fun science project!

This project examines whether playing music during class helps students learn or if it distracts students from learning.

In this activity, your learner will be challenged to create their own tic-tac-toe grid out of building blocks.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

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

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

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

The goal of this project is to create an exciting topographical map out of dough.

In this project students experiment with making music using only glasses of water.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

In this activity, children will work on their mathematics and engineering skills as they attempt to recreate the Eiffel Tower out of building blocks!

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

Learn all about balance and motion as your child designs a corn maze!

This project explores ways to prevent static electrical shocks.

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

Challenge your learner to design and build a city of their own in this creative engineering activity.

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

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

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

Science fair project that compares the ecology of different soil samples by identifying which sample has the most invertebrates living in it.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.