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.

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

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

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

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

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

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

Enjoy those warm spring and summer nights with your child while teaching some basic astronomy at the same time.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.