Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.

This science fair project idea examines which type of insulation holds in the most heat.

This science fair project idea investigates how color affects temperature.

In this science fair project, learn how a mineral streak is made and how it can help identify an unknown mineral.

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

Check out this cool science fair project on identifying rocks and minerals for kids.

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!

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

This science fair project idea explores whether a sundial is as accurate as an atomic clock when telling time.

In this project children practice the scientific method while playing with puffy paint.

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

Have you ever noticed the way a dropped stone makes a fun pattern in a pond or lake? What's the science behind these splashy occurrences?

Science fair project which determines whether a person's taste in music is dictated by the key that the song is written in.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

Tired of gum with flavor that lasts for just a couple of minute? Put gum to the test with this chewy science experiment!

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

This science fair project teaches students the differences between fruits and vegetables.

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

Does skin thickness really decrease fruit spoilage? Find out in this science fair project idea!

This science project teaches students about organic farming and the benefits and disadvantages of commercial plant food.

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

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.