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
Cast Cross
Nagata, Edi (JP)
Six block puzzle
Tamara, Hidekuni (JP)
Hide and Seek Safari
Peeters, Raf (BE)
Triples
Gooch, James L.(UK)
Two Part Harmony
Surface
Constantin, Jean Claude (D)
Tweeling
Eureka A
Saturn
Constantin, Jean Claude (D)
Miss Understood & Mr. Meanor 1997
IQ stars
Oefen je Brein Vormen
Phillips, Charles (USA)
3D Print
Book
Glass
Wood
Plastic
Metal
Optic illusions
Game
Stone
Rope