Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

This science fair project idea examines the reason boats are shaped and engineered.

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

This science fair project idea identifies clouds as a means of predicting the weather.

This science fair project idea experiments with spinning color wheels and optical illusions.

In this science fair project, students use the streak test to tell minerals apart from each other.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

Will increasing the amount of salt in water effect how slow or fast the water freezes?

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

In this pinto bean germination experiment, you'll learn about how fertilizer aids in growing pinto beans into seedlings.

What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

Discover flight initiation distance as you play around in the park with this fun bird watching project!

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

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.

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