First graders are learning to think like scientists. What better place to start, then by raising tadpoles? This hands-on activity explores science in action!

Check out this fun science project idea to get a better understanding of unstable isotopes and the process of radioactive decay of isotopes through modeling.

Here's a science and nature activity to help your kindergartener get outdoors and learn about the structure of leaves.

This interactive project invites science fair-goers to participate in examination and recording to demonstrate the importance of firsthand observation.

Find out whether freezing or refrigerating destroys more bacteria. This is essential to consuming safe and germ-free food.

The purpose of this science project is to investigate which will grow larger plants: compost, soil and Miracle - Gro, a mixture of both.

In this science fair project, students evaluate if the phases of the moon affect the way people feel.

This science fair project idea creates an underwater habitat and explores the basic needs of living things under water.

The purpose of this science fair project is to learn which substance best preserves apples. Learn about enzyme interactions in fruit and scientific processes.

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

This science fair project idea explores the different properties & interactions of sugar molecules.

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

Learn about our response to scents that existed in our environment over evolutionary time and consider why scents might affect our mood state.

Science fair project idea examines what is remembered from high school education. Formulate and administer high school curriculum tests to adults over 21.

Science fair project that cultivates slime mold and monitors the stages of its development.

This science fair project idea raises awareness of a real ecological issue.

Determine the effect of homework on academic performance. Collect grade info at the end of a semester, determine correlation between grades, amount of homework

In this experiment, you will evaluate whether or not a diet that is supplemented with "brain-enhancing" foods can help improve memory.

This science fair project idea examines the actual cost of three household light bulbs by testing energy consumption.

Research currently available fuel sources, and fuel manufacturing and processing techniques. Propose an alternative fuel source.

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

The objective of this free science fair project is to examine the way in which the phases of the moon affect circadian patterns in mammals.

Turn an abstract lesson into a practical craft with the fun and colorful creation of dough earth layers!