This project determines the age of a tree using a growth factor chart instead of cutting the tree down to count the rings in its base.

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

This science fair project teaches students about wilting and browning of salad greens.

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

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.

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

Here is a cool and easy science project to determine the rate of chlorophyll breaks down and how it affects the color change of grass from green to yellow.

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

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

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

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!