Determine whether butterflies like to drink sugar water, salt water, or plain water.

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

Take a dive into the candy jar with this yummy science experiment.

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

This science fair project idea investigates the difference in reaction times between boys and girls.

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

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

Do different types of oil mix or stack? Find out in this science fair project idea!

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

This science fair project idea produces sounds by creating vibrations using different objects.

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

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

Examine the effect of pressure on carbonation in soda.

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

What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

Does the temperature of a magnet affect its strength? Learn about the relationship between magnets and temperature with this cool physics science fair project.

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.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

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

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

In this project, all you need is a protractor to learn how to use the altitude of Polaris to find latitude on Earth. Polaris is also known as the North Star.

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