Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

This science fair project idea studies which kind of rock (sedimentary, igneous, or metamorphic) is most damaged by frozen water.

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

This science fair project idea investigates whether plants can survive being frozen.

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 which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

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

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

This science fair project explains the process of how the lungs expand and contract with the help of the diaphragm.

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

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

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

This science fair project idea explores how much force is needed to move a lever at different distances from the fulcrum.

Learn the basic structure of a DNA strand, which is the double helix, how genes form together, and the resemblance DNA has to a twisted ladder. Create a model.

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

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

Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.

Discover which fabrics shrink the most in the wash and why.

In this science fair project, students focus sunlight with a magnifying glass and trap shorter waves to melt ice.

Demonstrate how you can make your own compass using a magnetized needle. It also allows you to compare magnetic north and geographic north.

This science fair project idea studies which brand of wintergreen candy produces the most sparks in the dark.

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.

In this experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.

In this fun activity, your child will create their very own solar oven to bake s'mores!

Explore how sound waves are reflected and absorbed by producing echoes. Analyze which locations produce echoes.

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

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!