10. Fun with watches and clocks
Start with a simple, primitive clock and complexify

We move from sundial to mechanical clock to cuckoo clocks and alarm clocks to stop watches.

Can you make a stop watch out of a regular mechanical watch and a cell phone camera?

Describe how you might use video on your phone to time relatively short events (like the length of time it takes to speak a sentence).

29 May 2018 00:30