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In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

In this fun experiment, learn about brand awareness and the influence of media on children by testing logo recognition in different age groups.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

In this cool catalase and hydrogen peroxide experiment, kids put a potato in a jar of hydrogen peroxide to see how catalase acts as an enzyme.

This science fair project idea examines whether boys and girls differ in reflexes.

How do the phases of the Moon and gravity cause spring tides and neap tides? Does the Sun play a role in the tides? Figure it out in this fun science project!

Explore if planting seeds in a certain direction will affect how fast it germinates.

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

Find out which kind of bubble wrap fares best when put in impact.

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

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

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

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

In this experiment you will replicate the mummification process by making a hot dog mummy.

This science fair project idea investigates the difference in reaction times between boys and girls.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

Find out whether packaged seeds actually do expire in this new science fair project idea.

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

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

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

Science fair project that examines condensation and the conditions needed in order for dew to form.

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

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

Science fair project in which you will start a fire from scratch without using matches or a lighter.

This science fair project idea explores whether cats can be trained in the same way that dogs can.

In this experiment, students will discover how heat and pressure turn clay into slate, phyllite, and finally schist.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.