Evil Twin
See also:
FITM - Mystery Box
Mechanism
Cardboard Plotter
hat tip Robotgrrl
Bird Song Mechanism from 1890
Paper Clip Mechanism
hat tip Automata / Automaton Blog
Wonder Object
see also
Gary Schott
hat tip Automata / Automaton Blog
Lego Contraptions
hat tip Automata/Automaton Blog
Lego: Antikythera Mechanism
see also
New Scientist - World's oldest computer recreated in Lego
hat tip Adafruit
Mystery Box
see also
Clayton Boyer Mystery Box
