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Het grote Hoe Wat Waarom
500
De werelden van M.C Escher
Hersenkrakers
The Danish Squares
Frank Karrenbeld (NED)
frustr8tor
Model 2
Irregular Cube
Watson`s Tri-lateral Windowed Hexahedron
Watson, Martin (UK)
Gogetter Cat & Mouse
Peeters, Raf (BE)
Flower 2
Toulouzas, Michael
The ultimate book of optical illusions
Seckel, Al (USA)
Dovetail Burr
Vreugd, Frans de (NL)
Tricky ring
Kruis puzzel
Zig Zag
Obsivac Vaclav (CZ)