Grimms 23pc SMALL VERSION of the award-winning FOUR ELEMENTS BUILDING SET includes 23 building blocks in wooden frame. Made using European-soured lime wood, non-toxic water-based colour stain and non-toxic plant-based oil finish. APPROX frame length 22,5cm with single blocks at a 2cm thickness.With this exceptional shapes of building blocks the children can create caves, mountains and landscapes or decorate castles and palasts. While bulding the children train the fine motor skills and logical and spatial thinking.