In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

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

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

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

Science fair project that uses muriatic acid to develop fingerprints that would otherwise be invisible.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

Do lefties just write different or are their brains different? This science project has students explore what it means to be left handed.

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

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.

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

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

This science fair project idea attempts to train a worm to complete a simple maze in order to find out if worms can learn and remember.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

Science fair project which teaches you how to make your own homemade glue by combing curdled milk with baking soda.

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

Discover whether a metal will expand under hot water.

Wind is an important source of renewable, green energy. The purpose of this science fair project is to build and operate a windmill generator.

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

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

This project investigates the affect of storage temperature on microwave popcorn.

In science fair projects, middle school students discover why nitrogen fixing bacteria are important to plant growth.

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

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.

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

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.