Learning Cubes have become an essential teaching aid in many classrooms around the world and are an invaluable resource for inspiring children to learn and develop their creative skills.The write-on/wipe-off feature allows teachers and pupils to use these cubes for many different functions - from simple dice to multi-functional arithmetical tools. The cubes are made of strong durable plastic which is safe to use and they are soft to the touch.Size : 12 x 12 x 12cm.