Encourages hand-eye coordination and imaginative play: This is a wonderful Educational shape toy for toddlers, help kids learn shapes, colours, counting and hand-eye coordination. Great toddler toys for 1 2 3 4 year old boys girls. Stacking Blocks Contains 16 pieces, detachable and removable blocks, can increase the baby's ability of creativity. They are all non-toxic, BPA Free, Lead Free, Phthalate Free. The wood is smooth and the keys are well attached. Very durable and of the highest quality. Build early shape, colour and size differentiation skills: it can inspire children's imagination as well as promote their physical and intellectual development. Perfectly sized for toddlers' hands, great choice as travel toys. Can be well applied in Montessori education.