Item # 502628
Three things found in the ocean -- squids, sea turtles, and rays -- in blue, sea green, and purple. Every piece fits every other piece for an ocean of possibilities!
Color instructions show over a dozen different tessellations that can be formed with the set. Activity sheets and worksheets cover different types of symmetry found in tessellations, and also characterizing and classifying tessellations using their vertices. 225 pieces.