Useless Machine eventually surrenders

This Useless Machine (previously) has a series of strategies to confound and distract the enemy, but knows when it's time to give up. Jeffrey Kohler:

Useless Box with several additions: buzzer, audio output, motors and wheels, sonar, and a surrender flag.

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Make: a Halloween "Useless Machine" with a skeleton inside it

We're big fans of useless machines around here: those boxes with one or more switches, that, when toggled, trigger some kind of arm that pops out and puts the switch back in the off position, before retreating to the inside of the box. Read the rest

A next-gen, multi-switch Useless Machine that unswitches your switches in order

Coffeeman 500's Useless Box - Multi Switch project is an open-source hardware project that's an ambitious variant on the beloved "Useless Machine" -- 2010, 2010 (Lego)), 2010 Political edition), 2011 (HOWTO), 2012 (politics), 2013 (fancy), 2013 (advanced) (vs human), 2016 (most useless), 2017 (vs twisty vase). Read the rest