Tim's combination lock turns out to be a transformer, turning into a robot with red boots!

Then some unusual mirror writing. WHAT A COOKIE!

Then some wooden topology. A piece of wood, if it has some fine cuts made in it, becomes extremely bendy, and allows you to do things with wooden pieces that you might not have thought possible.

Then a smart box with something fishy inside...

Finally the 'Pessimist's Umbrella', with, among other things, a quote from Seneca.