In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

Wonder why bugs always fly around your lights at night? This experiment determines whether insects are attracted to the heat or the light.

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 experiment examines whether storing your orange juice at different temperatures affects its acidity.

Glass is see-through, but usually you can still see that it is there. In this experiment, we use baby oil to make glass go completely invisible.

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

In this fun experiment, we'll find out how color affects heat absorption!

In this science fair project, kids start a chemical reaction that will make a balloon inflate itself!

This project explores ways to prevent static electrical shocks.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

This project examines what types of objects burn and which burn faster and cleaner.

This basketball project explores the best way to make the perfect shot every time.

Check out this fun and easy science fair project idea on germination of a seed and learn to identify exterior and interior parts of a bean seed.

This experiment tests which gender is better at catching how a magician performs his tricks.

In this Bernoulli's Principle experiment, you'll learn how an increase in the speed of a fluid, like air, decreases pressure.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

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

This science fair project idea explores how far the âdanger zoneâ is from different types of caution signs.

In this science fair project, students focus sunlight with a magnifying glass and trap shorter waves to melt ice.

In this science fair project, students create their own miniature salt flats at home.

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

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

Protozoa and ciliate and amoeba, oh my! The objective of this science fair project is for students to use a microscope and identify microscopic life.

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

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.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

This science fair project idea examines how well individuals can remember a story they were told and how accurately they pass that story along.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.