Conduct a simple experiment with your child to study how dirt tracks change as they age in this 1st grade science activity.

Learn how different types of soil affect how animal tracks form in this experiment!

Dinosaurs were huge creatures that left behind huge footprints that lasted for millions of years. In this science fair project, kids learn how dinosaur tracks were left behind!

The next time you and your fifth grader go on a hike, take along this key to figure out which common North American animal left a track along the river bank.

Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

This science fair project idea attempts to train a worm to complete a simple maze in order to find out if worms can learn and remember.

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

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 explores whether cats can be trained in the same way that dogs can.

Challenge your young dinosaur lover to examine dinosaur footprints and then create their own dinosaur fossil in this hands-on activity.

Can you fool your eyes and your brain with an optical illusion? The purpose of this science fair project is to demonstrate various kinds of optical illusions.

The objective of this science fair project is to study the photosynthesis process and demonstrate the important role that leaves play in the process.

Hold a magnet marathon! Explore the power of magnets with your kindergartener in this entertaining and simple science game.

What is biodiversity? Kids will study different areas of their backyards to see which is the most diverse to learn about biodiversity and random sampling.

Try this chemistry experiment with your curious kid and get some "shocking" results!