Filters
Impossible Burr - Saul Bobroff
Huzzle Square in the Bottle - Hiroaki Namba
ReLEAF - Stephen Miller
Ferguson's Paradox - James Ferguson
Shuriken - Taisei Moriya
Devil's Fork - Peter Hajek
Lincoln Penny in a Bottle - unknown
Ivory Puzzle Ball - unknown
Turner's nut - unknown
Openable Box - Hideto Satou
Brass Pin Cube - Sándor Bozóki
Knotted Gears - Oskar van Deventer
Ze Woobly Top - Stephen Chin (Chinnomotto)
Imp Possible Nail - Frank Potts
It's Nuts - Scott Elliott
Cast Puzzle Vortex in the bottle - Hiroaki Namba
Impossible Needle? - Markus Gotz
Urine container - Wil Strijbos
52 pieces of wood in a ring - Brian Young