Everyone knows the problem of 8 queens on a chessboard, In the puzzle is a booklet with all the assignments. But I also came up with my own assignments. Material plastic.1. Make lines with 2 DOTS. Horizontal, vertical or diagonal. I found 32 lines 2. Do this also for 3 DOTS. 13 lines found. 3. Do this also for 4 DOTS. 8 lines found.
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.
I discovered this online. I made a copy in the original colors. Not out of cardboard, but on transparent film. I also made a box that was as original as possible. Unfortunately, the original edition comes with a solution.Place the pieces perfectly on top of each other and find the rabbit.
A very nice puzzle for children!!! 9 pieces and 4 eyes. Front 9 red and back 9 different colors .You can make: faces, figures, numbers and the alphabet. Solve the 144 problems in the booklet or make your own faces and figures. Turn the solution over. You will then get a colorful image. Also make a monogram AD of the designer. One in red and one in 9 different colors. Material sign plastic.This is the only of my designs with a solution booklet. Of course not to give to the children!Some examp...