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Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

Plants and light seem to be good buddies, but how far does the friendship really go?

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

Use an Elihu Thomson apparatus, also known as a ring launcher, to learn about electromagnetism concepts and the properties of various metals.

This science fair project idea determines which flower lasts the longest.

Satisfy your kindergartener's fascination of different sounds with this easy science project, where they'll use their ears instead of their eyes to identify sounds!

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

Determine whether cats have dominant paws. Observe which paw cat uses to reach for treats, feather, and string. Calculate percentage for two paws.

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

In first grade, children are introduced to fractions. Here's a recipe that combines fraction practice with winter fun and lets kids actually paint the snow!

Learn about this simple machine and make a pulley of your own to use for fun science trials.

The goal of this science fair project is to demonstrate different ways to generate static electricity and record its effects.

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

Learn about the factors that influence group conformity.

Find a mathematical relationship between the intensity of a sound wave and distance from the sound source. Use a pedometer and a sound level meter.

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

Discover whether cheap saline solution bottle cleans and disinfects just as well as more expensive kinds formulated with different ingredients.

Are you ready to pilot your own airplane? Well, then take to the skies with this high-flying project!

Science fair project that determines whether windmills can be designed so that birds will not feed on them. Will they discriminate between different patterns?

Learn how the focal length of a lens affects a magnifying glass's magnifying power in this cool science fair project idea for 8th grade.

In this science fair project, learn how a mineral streak is made and how it can help identify an unknown mineral.

Help your kindergarten scientist understand the concept of surface tension with this simple science experiment.

Determines the extent that high school GPA predicts future income. Survey volunteers, divide GPA into 5 categories, compare income levels with GPA

Create groups of volunteers based on frequency of playing video games. Compare driving records. Analyze data, interpret findings.

Demonstrate the capillary function in plants by adding food coloring to glasses of water. Slice stalks of celery and leafy tops. Compare color of leaves

Study the impact of environment on seed germination among three materials: soil, paper towel, and cloth. Note when seeds germinate and how well they germinate

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

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

Does the temperature of a magnet affect its strength? Learn about the relationship between magnets and temperature with this cool physics science fair project.