Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.