Created by our team of designers and childhood experts, this toy is a great aid for children’s development. Doing, undoing, redoing tirelessly allows children to grow while having fun. This toy allows them to develop their manual and visual coordination, to observe, to learn about numbers from 1 to 10, to sort by colour and to classify, notions that they will acquire naturally. Accompanied by their parents, the children discover all the richness that this wooden toy offers. Designed so that children can also make discoveries on their own, this early learning toy also complies with the Montessori teaching approach. Includes 65 wooden pieces. Stacker measures approximately 43 x 15 x 11 cm. Box dimensions 45 x 17 x 13 cm. Safety rated for ages 3+. Warning: Choking Hazard - Small parts, not for children under 3 years.