Anemometer October 1, 2013 Using the red set turnstile project we can learn about gearing down.
The first indicator shows 4 "people".
The second place can indicate 20 and the last goes around at 100.
Add wheels for catching the wind.
Checking the seconds on the clock you can see how fast it spins
per second.
This could be modified for a Disaster Blaster Jr.FLL project.