In this open-ended activity, students will be given a small quantity of three types of materials and asked to design a prototype for “something that will improve the school.”

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

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.

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

Show your child how to concoct a simple duo of household ingredients that changes color as acids and bases are added!

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

Every time a sound is produced it emits a sound wave. This experiment demonstrates how sound travels, using nothing more than a spoon and a string!

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.

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

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.

In this plant habitats activity, children play the role of an ecologist and take surveys of different areas to discover the best habitat for dandelions.

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.

Many ancient cultures used the rising or setting sun to create calendars. Observe the setting sun once a week to come up with your own solar calendar!

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.