Triangle PuzzlesBasic 15pcs / color box -- red1, blue2, yellow3, green 4, white5, total 15pcs/color box.Incise centrum perfect, in three-D space use cross arbitrarily combined.
12.5cm 6 colors 6pcs / setGeoboard 5X5 pins, the other side circle diameter is 10cm with 17 pins size:12.5x12.5x1.8cm, accessories : 6 rubber band /set