Building block toy designed for pre-schoolers, Large, open-ended parts for hours of play with non-choking design, Blocks that stack, nest and link together; compatible with all WEDGiTS building block sets, Extra large WEDGiTS green part only available in Starter Set, Recommended Age Range 2 to 6 Years, Building block toy designed for toddlers, Large, open-ended parts for hours of play Compatible with all WEDGiTS building block sets, Extra large WEDGiTS green part only available in Starter Set, Recommended Age Range 2 to 6 Years