What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

Here's a pressed leaf card project that puts science and writing together for your second grader.

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

In this cool experiment, learn how to find specific gravity of minerals using liquids of different densities to see which substances and items sink and float.

Hone your child's skills of observation and take a look at forensic science for an interesting afternoon of exploration and detective work!

How do organic materials become soil? This science experiment measures what materials biodegrade.

This science fair project idea investigates if fats add to the flavor of food.

In this project children practice the scientific method while playing with puffy paint.

Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.

Try hammering some plants with your kids to teach them a valuable lesson in flower science while making beautiful artwork in the process!

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

Science fair project determines relationship between number and variety of insects and spiders by collecting and counting invertebrates in a ecosystem.

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.