Feeling under the weather? This lesson plan on hurricanes can whip things up! With professionally designed maps and handouts, teach your future weathermen (or women) where, when, and how hurricanes occur. They identify hurricane regions...

How long would it take to break into a safe by testing every possible combination of codes? Pupils view a video clip of this happening and must determine the total amount of time before success. They measure how long each step takes, add...