Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

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

Test whether plants can grow without sunlight and water.

Discover whether a metal will expand under hot water.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.

Determine if gender affects the ability to identify different smells.

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

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

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

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

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

Discover whether cold or hot water from the faucet will boil faster on the stove.

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

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

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

In this project children practice the scientific method while playing with puffy paint.

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

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

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

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

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.

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.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

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