Filters
Duck Soup - David Goodman
Puzzle 3+3 - David Goodman
2*3 way symmetric puzzles + hollow cube - David Goodman
4 Piece Hexagram - David Goodman
Packing Puzzle 2+2 - David Goodman
Six Piece Puzzle - David Goodman
3 Pieces - David Goodman
Cube + - David Goodman
Hide me 36 - David Goodman
Broken Hexominoes - David Goodman
Sixmetry - David Goodman
3D Sticks - David Goodman
Triple Triads Puzzles - Abraham Jacob
Think Twice - Dor Tietz