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

This project determines the age of a tree using a growth factor chart instead of cutting the tree down to count the rings in its base.

This science fair project idea investigates food preference of birds.

This science fair project idea explores whether talking to a plant will help it grow.

This science fair project investigates what type of cookie sheet bakes the best cookies.

In this science fair project, students investigate the applicability of Benford's Law to many sets of everyday data.

Science fair project which uses a camera to observe the surface of a balloon in the moment of its explosion.

Examine how the tire treads of a bicycle affect its rolling frictional force. Change tires, test speed performance on different terrains.

In this science fair project, students investigate how different colors influence appetite.

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

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

Science far project which determines whether the material of a baseball bat affects the distance that the baseball will travel.

The objective of this sociologically-inclined experiment is to evaluate whether kids' toy preferences are hardwired or develop as they grow.

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

Determine which video game elevates the heart rate best and burns the most calories.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

This science fair project idea shows kids how to grow mold and whether mold grows better in dry or moist conditions.

How does mold grow? Kids find out by testing different conditions to measure mold growth rate and learn about what factors cause mold to grow more quickly.

Determine which metal has the highest rate of conductivity.

This middle school science fair project determines whether DNA is most easily extracted from under-ripe, ripe, or over-ripe strawberries.

This experiment evaluates if the temperature of the environment that you work in affects your ability to perform mental tasks.

This science fair project tested various nose cones to determine which would be the most ideal shape for propelling a water rocket.

Create a colorful, informative display that illustrates the properties of blood cells. Prepare slides using samples of fresh raw beef or chicken bone marrow.

Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

Use a microscope in this experiment to learn about different kinds of "good bacteria" that turn milk into yogurt!

Discover whether ants are more attracted to natural cane sugar or artificial sweeteners.

This science project investigates the influence of different genres of movies on appetite.