Giant Polydron Cogs Set: Gear up for action with this bumper construction set. Children create a structure by assembling the easy to use squares and triangles. Gears are added by simply pushing them into place. They ingeniously mesh together either on a flat surface or at an angle of 90 degrees. Once connected, just turn one gear and see the rest of them rotate! A must for all early years and special needs environments. Contains 58 pieces (24 squares, 4 equilateral triangles, 10 gear squares and 20 gears) in 4 colours. Squares measures 21 x 21cm (8.27 x 8.27 inches). The large and chunky pieces enable children to easily construct really large models. Pieces are lightweight and durable. Use indoors or outdoors. Textured surfaces make the shapes very tactile. Includes braille. Helps children understand spatial awareness. Connection is simple and easy to do. Click to view model guide
