This optics-based science fair project idea teaches kids about real and virtual images with a mind-bending candle illusion inspired by Pepper's Ghost.

Check out this fun middle school science fair project idea on Newton's third law of motion and how you can change the speed of a rocket.

Science fair project that determines what percentage of air is made up of oxygen by examining the chemical reaction between oxygen and rust.

In this wind tunnel experiment, you'll make a wind tunnel to test lift and airflow on a model plane and explore aerodynamics and the Bernoulli Principle.

Do you think heat can affect a plant's growth rate?

This science fair project idea designs safe bicycle routes using GPS.

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

Determine the efficiency of multi-tasking by comparing how long it takes students to complete different tasks. Collate data, complete Summary Chart.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

Do different types of oil mix or stack? Find out in this science fair project idea!

Explore the concept of receptive fields and why different parts of our body have different levels of sensitivity.

Science fair project that guides you through how to test the humidity in the environment using a homemade psychrometer.

In this experiment you explore how tectonic plates move to create land and expand bodies of water.

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

Explore which teeth-whitening products work best - Whitestrips or Whitetrays.

Discover flight initiation distance as you play around in the park with this fun bird watching project!

In this fun experiment, learn about brand awareness and the influence of media on children by testing logo recognition in different age groups.

This science fair project idea examines which is the best way to get rid of water stains (stains caused by just water) on fabric.

Calculate the mass of the Earth using the sidereal and calendar period of the Moon and Newton's Law of Universal Gravitation in this physics science project!

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

This experiment will test whether people are better auditory or visual learners and if there is a link between gender and either of these learning types.

Is there really such a thing as healthy gum? Students will learn what factors in chewing gum contribute to healthy teeth in this exciting science fair project.

Research currently available fuel sources, and fuel manufacturing and processing techniques. Propose an alternative fuel source.

Save money by making compost! Use this science fair project idea to determine which composting methods best encourage decomposition of organic matter.

Check out this fun science fair project idea to learn how alkaline batteries convert chemical energy to electrical energy?

In this science fair project, students will use four different household objects to see which ones form the most or best crystals.

The goal of this science fair project is to identify the galactic center of the milky way using globular clusters, as found through Google Earth.

Learn about the role of Earth's rotation on the Coriolis Effect and hurricanes in this science project. Model the Coriolis Effect on a hurricane's direction.

How is NASA able to launch something into orbit around the Earth? Learn about the relationship between gravity, speed, and orbit in space in this cool project!

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?