This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

This science project allows students to study the psychology of happiness.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

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

Learn about the effect of artificial light on plant growth versus natural sunlight and delve into some biology and botany concepts in this science project.

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 is a quick, easy science fair project that conveys the idea of density to upper elementary students.

This science fair project idea observes products available in the school cafeteria and waste produced by these products.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

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.

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.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

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

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

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

Science fair project which determines whether people are more likely to follow rules if they are easy to understand.

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

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

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

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

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

This science fair project explores how osmotic pressure forces water through the root up into the plant.

This project compares the strength of one, two, and three-ply toilet paper.

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 experiment you explore how tectonic plates move to create land and expand bodies of water.

In this science fair project, students use the streak test to tell minerals apart from each other.

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!

In this project students experiment with making music using only glasses of water.