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.
Put the same colours together. The white center piece can only slide up and down.Pieces cannot fall out due to transparent top plate. Matererial. Acryl.The pieces are covered with transparent foil. You can slide without damage.
This puzzle is a copy produced by puzzle design Ton DelsingThe 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.