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In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

Science fair project in which you will attempt to throw a ball the greatest horizontal distance possible by using different angles.

In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

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.

Homemade Halloween treats make great party foods for an All Hallow's Eve get together. These four homemade Halloween treats are scary-good.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Give your child an introduction to food preservation by making and canning your own yummy, homemade pasta sauce!

In this activity your child will create their very own marble maze!

Science fair project which measures the shadow cast by a meter stick at various times in order to predict the circumference of the earth.

This fall, bake some festive caramel apple cupcakes with your second grader and help her build her math skills while you're at it!

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

How good are humans at sound localization? Kids can try this cool science fair project idea to see how good their friends are at judging sound direction.

Transform your kitchen table into a winter wonderland with a cookie and cocoa party that looks freshly dusted with snow.

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

Explore aromas with your child and help boost her brain power with some fun and interactive science activities.

Introduce your fifth grader (and friends) to a unique Jewish tradition by paying homage to the Maccabiah games by engaging them in their own makeshift games!

Celebrate our nation's colonial history by making your very own weaving loom!

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.