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Plastic 
Metal 
Optic illusions 
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Rope Featured Puzzles
Het grote Hoe Wat Waarom
500
De werelden van M.C Escher
Hersenkrakers
3 Chain Ring 1
Toulouzas, Michael
Framed Sticks 4U
Gong (CHI)
Tricky Dick
Eason, Rick (USA)
Wall
IQ focus
Peeters, Raf (BE)
Trap 3
Crystal Panda
Crazy Horse
Pfaffinger George
Crystal Castle
Infinity
Toulouzas, Michael
Tetrader
Niek F.F. X.Neuwahl
The Anchor puzzle book
Slocum, Jerrey (USA)