Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?

This science fair project idea examines which is the best way to get rid of water stains (stains caused by just water) on fabric.

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

This science project examines the history of earthquakes and what we can do to prevent future disasters.

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

Check out this fun science project idea on ecological succession and learn the main difference between primary and secondary succession.

This project examines Newton's First and Second Laws of Motion with a bicycle and water balloons.

Compare the whitening abilities of four different brands of whitening toothpaste to see which one whitens the fastest and which one whitens the most.

Investigate which substances are most effective at removing salt from water.

Examine how a battery can be made from everyday materials.

This experiment investigate whether children in different age groups learn better from a computer program or a human teacher.

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

This surprisingly good glue recipe comes from common kitchen items.

Chemistry is a blast with this backyard bomb made from a sandwich bag. All you need are ingredients from the pantry to create a satisfying, and safe, explosion.

Teach your child to dye eggs with natural ingredients from the grocery store. From pink to gold, these eggs are perfect for hiding, hunting or simply munching.

This science fair project idea explores if objects dropped from a high distance will equal a greater impact force than the object dropped from a low distance.

Science fair project idea helps conceptualize probability. Compare probabilities and outcomes of cards drawn from a standard playing deck.

This experiment explores how listening in to a one-sided conversation affects concentration.

Make all-natural dye from vegetables to create gorgeous homemade play-silks!

Test out various brands of permanent markers to see which one is least water soluble.

Water can go from solid to liquid to gas...but how does popcorn go from kernel to snack? Invite your first grade scientist to find out.

What happens when "coffee-addicts" miss coffee for 1 day? Find out in this science fair project idea!

This experiment uses a voice recorder to monitor the progression of a message in the telephone game as it deviates from the original.

Construct batteries that make electricity from fruits with this fun science fair project.

In this experiment two environments will be compared: a room with interior design that uses correct Feng Shui versus one with incorrect Feng Shui.

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

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

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

Here's a guide to starting a community clean-up project from scratch.

Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!