A 3D-printer that uses sunlight and sand to make glass objects in the desert by RCA graduate Markus Kayser is the most popular machine by far.
In second place are a set of motorised mirrors that turn to face visitors, wherever they happen to be standing in the room.
Readers were impressed with this set of pedal-powered kitchen gadgets, which comes in at number three.
Next up, a solar-powered machine for making furniture takes fourth place.
In fifth position is a machine powered by a cordless drill to make plastic objects.
This week's story about an alarm-triggered contraption called Melvin is our sixth most popular machine.
At number seven is an upgrade to the potters wheel that makes clay pots in response to hand movements.
The machine in eighth place is this cake-decorating device, which pipes out icing in a hypotrochoid pattern like a Spirograph toy.
Markus Kayser's second sunlight-harvesting machine in the top ten is a low-tech, low-energy version of a laser cutter, which takes ninth position.
A device that produces applause at the touch of a button takes the final spot in our top ten.
See you next month for another top ten!