Décoration de Noël en forme de machine à billes ?!
15:02
How to Make 3D Printed Segment Displays
22:42
I Built a Lathe Clock
22:42
Marble Machine Inspired by Leonardo Da Vinci
13:50
Building an Electric Bike Without Electronics
16:33
The "Impossible Torpedo" was real
17:34
They Never Shipped, So I Built My Own Focus Dial from Scratch
26:19
Inside a Chinese CNC Factory
26:23