In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

This fun science fair project for 8th grade demonstrates what Kepler's 3rd law predicts about a planet's orbital period and its distance from the sun.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

In this cool experiment, learn about the forces of resistance in a liquid and race marbles in a cylinder to find out which fluids have a high viscosity.

How can Hooke's law explain how springs work? Learn about how Hooke's law is at work when you exert force on a spring in this cool science project.

What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

This science project challenges students to take learned information about weather and climate control and apply it to come up with creative ideas of their own.

.Have you ever had problems with your wifi signal strength? In this experiment you will learn about how wireless signals pass through the air and solid objects.

Does putting soapy water on plants help or hinder plant growth? Kids learn about greywater and how it affects plant growth in this cool science fair project.

The moon doesn't produce its own light, so why can we see it shining in the sky? Learn about reflection and planetshine in this fun and easy science project!

This science project examines the effectiveness of various types of laundry detergents on stains trapped on a white handkerchief.

The objective of this science fair project is to assess the benefits of the game system for improving player performance following use.

This science fair project compares the abilities of men and women to understand subtle communication through body language.

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

This science fair project idea determines effective strategies to help students stay awake and attentive.

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!

This middle school project examines the strength of horizontal versus vertical pointing eggshells.

The projects describes the correlation between Gravel Run and Centreville Landing in terms of pH, dissolved oxygen, turbidity, and temperature.

Explore convex and concave objects and how they reflect light.

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

This project researches whether the type of land use affects the water quality of Queenstown Creek.

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

What can you do with hair after its cut? This science project teaches you practical uses for human hair.