The 2 cards of 1x2 and the 7 cards of 1x3 must be placed in a square of 5x5. In such a way that the color and the bird only appear once per row and column. The birds must be upright. 9 cardboard pieces.
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.
Copy produced by puzzle design Ton Delsing.F. D. The world famous Initials. Frank Delano Roosevelt's Initials.Registered U.S. Patent Office.The F consisted of 5 red pieces, the D of 6 blue pieces.Material. Thin Plastic.