Stack, build and create with this fantastic 30 piece open-ended set! Children will work out the right way to stack and build their creations. This 30 piece set promotes imagination and logical reasoning skills. Pieces are chunky and easy to grip – each measuring 2cm in width; Largest piece measures 17 x 2.4cm. This set includes 6 of each of the 5 shapes including a spacer piece to add increased height to your models. All pieces are made from FSC® certified Beech.