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.
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.
The most difficult puzzle I have designed. The puzzle consists of 15 pieces. Some pieces can be slid under the edge. Goal: Make the numbers 1 to 9 from left to right in the frame There are different possibilities. But there is only one possibility to slide to a magic square. The numbers are engraved in the pieces. Material acrylic.If you carefully open the puzzle (press the bottom of the title square piece) you will see a 4. Remember that.
BookletEACH PIECE CONSISTS OF 2 SQUARES--------------START EASYGOAL 1: Take 3 pieces and make 1 rectangle of 2x3 squares with 3 complete Christmas trees.GOAL 2: Take 8 pieces and make 2 rectangles of 2x4 squares with 4 complete Christmas trees. GOAL 3: Take 5 pieces and make 1 rectangle of 2x5 squares with 5 complete Christmas trees. GOAL 4: Take 6 pieces and make 1 rectangle of 2x6 squares with 6 complete Christmas trees. GOAL 5: Take 12 pieces and make 2 rectangles of 3x4 squares ...