Make some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!

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.

For a fun family activity to introduce your child to genetics, have your child go on a search for dominant and recessive family genes!

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

Create a soda bottle garden that defies gravity! This hanging terrarium is housed in a soda bottle and perfect for crafty kids with a growing green thumb.

Perk up your front porch with this hanging vase craft, perfect for spring and for getting kids outdoors!

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

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