The Most Satisfying Puzzle EVER!! - The "Tube it in" Puzzle!!
14:05
The Topless Box - Two Lids, and neither a Top nor a Bottom!!
15:14
The Impossible Planet Puzzle!
25:32
Quebra-cabeças que parecem fáceis, mas são impossíveis
3:19:09
Show de Saxofone e Baixo Profundo dos Black Cats
17:32
Expanding racks
18:46
Woodworking: Making Wooden Puzzles
12:24
AI Learns to Play Soccer (and breaks physics)
13:58