Featured Puzzles
Full of Tetrominoes
Schagt, Ad van der (NL)
H2O Puzzel
Griffioen, Sjaak (NED)
HCP (3+1/2)
Obsivac Vaclav (CZ)
No Image
Rubik's Clock
C. Wiggs and J.Tayler
Bathtub Ring Trick
100 box
Pfaffinger George
Bathysphere
Hart, George W. (USA)
Heavy Headed Burr Junior
Iwahara, Junichi (JP)
yankee Ingenuity
No Image
Cast Trinity
Duracell Battery
De verdrietige clown
Fire
Hart, George W. (USA)
houten bijen en bloemen puzzel
Bottums Up
3D Print
Book
Glass
Wood
Plastic
Metal
Optic illusions
Game
Stone
Rope