Kids learn how fiber optics work with a dramatic total internal reflection experiment using a fish tank, water, and a laser pointer.

Test for a correlation between perceived color and heart rate. Using a stethoscope and stop watch, measure the heart rate (beats per minute) of volunteers.

Learn how matter transmits sound with a simple, hands-on experiment using sand, water and air.

This project involves the development of a website using free software online to promote the value of science.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

In this activity, your child will be challenged to make a tower using paper cups.

Explore the properties of light and color using photographic filters. Take pictures of color spectrum, compare results of different filters.

Amaze your kids by separating a salt and pepper mixture using an "electric spoon" charged with wool.

In this design challenge, your child will make a bottle rocket using typical household items.

Help your child create a written message and practice their letters using sticks they find in nature. Here's how to get started.

Science fair project in which you will start a fire from scratch without using matches or a lighter.

This science fair project idea explores whether a sundial is as accurate as an atomic clock when telling time.

This science fair project idea determines whether dogs can be trained faster using a food reward or praise.

Recreate the fantastic phenomena of solar eclipses with your child using just a flashlight, a quarter, and her very own face!

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

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

Science fair project that demonstrates how a rainbow forms, by using water to split white light into its many colors.

Here is a nifty science experiment using Epsom salts to make "frost" appear on a piece of glass.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

By using static electricity generated from their body, a child can cause a small fluorescent lamp bulb to light up!

Show your preschooler how to create a simple windsock using a colorful piece of tissue paper, a pipe cleaner, and yarn.

Free science fair project idea that measures change in flexibility with age, using a variety of flexibility tests like Sit & Reach.

Check out this cool science fair project idea to explore non-chemical means of preserving fruits by using thermotherapy.

Science fair project that guides you through how to test the humidity in the environment using a homemade psychrometer.

In this design challenge, your child will create a parachute for a small toy using typical household items.

Teach your first grade scientist the difference between liquids and solids using maple syrup.

Using a toy race car kids create a visual model of the Doppler Effect.

Is your little scientist up for a rocky challenge? Let them make their own geode rocks using eggs and epsom salts!

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.