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

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

This science fair project idea experiments with spinning color wheels and optical illusions.

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

Check out this cool science fair project idea to explore which other common animals besides scorpions glow under a UV Black light.

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

Can you plant the insect-attracting borage plant to increase the amount of beneficial insects in your garden? Find out in this experiment!

Does the temperature of a magnet affect its strength? Learn about the relationship between magnets and temperature with this cool physics science fair project.

In this experiment we will be determining whether birds prefer certain colors of seed.

Discover whether a metal will expand under hot water.

This science fair project idea investigates how magnetism can defy the force of gravity.

This science experiment tests if dog saliva can really help heal wounds.

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

This project examines whether people's taste perception is influenced by what they see.

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

This science fair project will help students learn about non-vascular plants, such as mosses.

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

This science fair project idea provides evidence that air is everywhere and takes up space.

This science fair project idea produces sounds by creating vibrations using different objects.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

This science fair project idea explores the different properties of matter.

This science fair project idea produces varying pitches of sound.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.