Early Learning Centre Discovery Triangle Sensory ToyLearn and explore through play with the Discovery Triangle from Early Learning Centre! This exciting Discovery Triangle has a mirror for self discovery, two vibrant rainmakers and two colourful bead mazes for little ones to interact and play with. There??? s also a spinning cog which little ones can twist to watch it travel up and down the grooves and two butterfly spinners for sensory stimulation. Turn the triangle upside down to see and hear the