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 basketball project explores the best way to make the perfect shot every time.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

The next time you and your fifth grader go on a hike, take along this key to figure out which common North American animal left a track along the river bank.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

In this game, players will learn interesting facts about animal adaption and practice them using a fun matching card game!

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

This activity will introduce your child to the four different components of blood and give him a fun way to visualize its properties.

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

In this activity your child will make a coiling snake out of simple household materials, and also find out why they coil.

This science fair project idea experiments with spinning color wheels and optical illusions.

Make sourdough bread...and learn some colonial history and modern science in the process!

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