This puzzle was in a Dutch magazine "Margriet". Made of cardboard. I made this on transparent overhead sheet. In 1993 you were still allowed to come with a copy. Nowadays you have to participate with your own design.
All numbers are in a slide.Slides from left to right. Under number 4 is the free hole. A difficult puzzle, but it can be solved. Assignments on the back of the puzzle.Material acrylic.
A fun puzzle for children. 9 pieces, front red, back blue. And 4 eyes. 9 pieces and 4 eyes. Booklet with fun assignments. Or make your own figures or faces. Main assignment. Make 4 different red JD monograms. Make 4 different blue JD monograms. Material Acrylic. Example:
In a IPP special of his newsletter "PUZZLETOPIA" Nob published this L Puzzle12 pieces.This puzzle is a copy produduced by puzzle design Ton Delsing Front black. Back white. Put 12 pieces into a 7x7 square. Black side up.Rotation are permitted, turnover is forbidden.Inlaid letters. Material Acrylic.