Unlock each box to explore what's behind each door! Set of 6 wooden lock boxes ideal for learning shape, colour, and spatial relationships. Sort the shapes into the appropriate boxes, view them through the transparent, coloured acrylic windows, and unlock the doors to retrieve them! Builds muscles in little hands and strengthens problem-solving and fine motor skills. The chunky wood shapes are easy to grasp, and all 6 boxes fit into a handy storage tray. 4-1/6" boxes. Ages 3+.