Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

Teach kids about a fun way they can remember this more efficiently- the power of mnemonics. Kids will be amazed.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

An home science experiment for older students that teaches about the science behind heat.

Turn the common pastime of constructing paper airplanes into a lesson on the physics of aerodynamics and flight with this fun science activity.

Learn whether writing things down really makes things easier to remember.

This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

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

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.