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

Examine whether males or females are more likely to have a higher center of gravity.

Determine the relationship between the speed of a sound and the temperature of the air it passes through.

Determine whether a hot liquid cools off faster when liquid is added before or after a two minute wait.

Determine which seeds are most likely to survive harsh winter conditions (low temperatures).

Determine the differences between various bicep exercises, both in terms of how much muscle exertion they create and how they affect your heart rate.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

Determine how wind speed affects the stability of a kite and the ease of getting it into the air.

Determine which metal has the highest rate of conductivity.

Explore the best way to store popcorn kernels. It examines the impact of moisture and temperature on unpopped kernels.

This experiment investigates the relationship between the temperature of a candle and its burn rate.

Create your own light bulb and test filaments of different thicknesses to see which keeps the bulb burning for the longest time.

This project examines whether more expensive golf balls translate into better results on the golf course.

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

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

In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!

Learn about endothermic and exothermic reactions and energy exchange by experimenting with temperature change in chemical reactions.

Kids grow sunflower greens from seeds for a hands-on gardening experience in this kindergarten life science activity.

Determine whether people can actually taste the difference between âhealthyâ cookies and the traditional version.

This project examines germs and their spread in households. The goal is to learn how to stop the spread of germs and other diseases.

Students will investigate the illumination durations and intensities of different luminous substances of different colors of the spectrum.

This project involves the development of a website using free software online to promote the value of science.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

Research basic components of vacuum cleaners, consult vacuum cleaner manufacturers for advice. Design vacuum with attachments that change automatically.

This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.