Cool Geometry Puzzle
2:54
Tricky Geometry Challenge
4:37
The Green Square Puzzle
8:59
What's the largest possible rectangle inside of the 3-4-5 right triangle?
4:54
Brilliant Geometry Puzzle
3:37
Brilliant Geometry Problem
3:46
Harder than it looks!
44:12
Breaking Design Rules: Stunning Coffee Table with Never-Seen-Before Curved Legs by a Woodworker
1:38:06