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.

With this hands-on activity, you'll show how fall colors are hidden in the leaf all year long!

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

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