Видео ютуба по тегу Knowart

21 Amazing Mechanical Concepts Explained And Animated!
21 Amazing Mechanical Concepts Explained And Animated!
Why Are Guillotine Blades Angled? (tested)
Why Are Guillotine Blades Angled? (tested)
The Brilliantly Simple design of Ratchet Straps
The Brilliantly Simple design of Ratchet Straps
The Tiny Crystals That Make Smartphones Possible
The Tiny Crystals That Make Smartphones Possible
The Smart Tricks Inside Telescopic Machines
The Smart Tricks Inside Telescopic Machines
Why Threads Are Not Watertight
Why Threads Are Not Watertight
How GPS works without an atomic clock
How GPS works without an atomic clock