How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

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

Determine the maximum distance traveled by projectiles launched at an angle. Use some cool math to figure out at which angle your projectile will go farthest.

In this science fair project on the relationship between distance and time, kids explore the behavior of gravitational acceleration through direct observation.

This simple and fun project introduces kids to the art of pottery and offers them a glimpse into how ancient peoples created the very first Neolithic pottery.

This science fair project investigates how temperature of a room affects the burn rate of a candle.

The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.

This project will examine the relationship between wind velocity and direction and the distance a baseball travels.

Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.

Enjoy the fragrant scents of the holiday season with this pomander activity. A perfect arts and crafts project for preschool or kindergarten age children.

Tin can phones offer something modern versions don't—a fun project to make with a friend, and a dramatic illustration of vibration and sound waves.

Study the effects of wind and temperature on evaporation. Place wet sponges in different environments, check at regular intervals, track time required to dry.

On the next chilly, winter day, invite your fifth grader to make a hand warmer by experimenting with the loaded combination of a few natural ingredients.

Why are some pennies shiny and others dark and dull? Find out with this cleaning copper coins experiment, which transforms dark pennies to bright ones.

Stuck inside on a rainy day? Teach your child a classic kid's game: Five Stones. All you need are five stones and a flat surface.

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

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

The objective of this science fair project is to understand how to stop the oxidation process from occurring in guacamole.

It's springtime! Time to get outside and dig! Once seeds go into the ground, invite your child to mark the spot in style.

Apple slices can turn brown, but when they are coated with lemon juice the acid keeps the apples fresh. Here's how to help your preschooler experiment:

Here's a simple arts and crafts activity to do with your preschooler: make a moon winder toy! All you need is a plastic lid, colored paper, twine, and glue.