Even the youngest children, who don't know the numbers yet, have a lot to discover with this building set: You can stack and build to your heart's content and motor skills are trained at the same time. With game ideas, also for older children, to discover mathematics in a playful way. The numbers building set complements the items Figures for counting and telling (item no. 03070), the colorful pearl staircase (10234), the step counting sticks (42100), the numbering game (11061) and the 5 friends for arithmetic (10582). The articles are perfectly coordinated in terms of color and content. The abstract world of numbers is made clear and understandable for the children in a playful way in a variety of ways.