Filters
Houston we have a problem - Marcel Gillen
Bottle in Tokyo - Marcel Gillen
San Diego Puzzle - Marcel Gillen
Triangle & Square & Pentagon - René Dawir
Achet Chufu (Pyramid of Cheops) - Marcel Gillen
A Puzzle a Day Keeps the Doctor Away - Marcel Gillen
Channel Swimming - Dirk Weber
Hexominoes Challenges - Marcel Gillen
Samurai - René Dawir
Coloured Cube - Marcel Gillen
The Pentagon Tiles - René Dawir
IPP Burr Puzzle - Marcel Gillen
Triangle Puzzle - Marcel Gillen
Coloured Pentacubes - Marcel Gillen
4L & 4C in a box - Marcel Gillen
Torii Puzzle - Marcel Gillen
4 Playing Blocks - Dries De Clercq
25 Piece Burr - unknown
Hexagon Puzzle - Marcel Gillen
Heads & Tails Tetrominoes - Marcel Gillen