Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

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

Learn whether writing things down really makes things easier to remember.

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.

How do organic materials become soil? This science experiment measures what materials biodegrade.

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

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

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

In this science fair project you will make a model of a cell membrane using very simple material.

Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.

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

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

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

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

This science fair project examines how seeds hitchhike on animals and clothing.

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

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

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

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

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

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

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

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

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