70mm diameter wheels can add new possibilities to existing Mobilo sets. Ideal construction system for pre-school and infant pupils and for work with learning-disabled children in the field of special education. Mobilo modules are squares and cubes which provide the basis for constructions, to which the child can add accessories using their manipulative skills to create imaginative models. Pieces clip together easily by means of hinges, axles and turntables to help create working mobile models. It consists of colourful, tough, chunky modules of moulded plastic designed to withstand heavy handling. Each cube is approximately 35mm.