While your kid may not be a certified city planner, this block set will at least provide them with the proper training. It's colorfully dyed in water-based inks then hand-sanded for a beautiful look. Details, details - Made by Grimms exclusively for The Land of Nod - Each piece is hand-finished and hand sanded so there are no sharp edges or corners - A quality product meant to be loved and passed down through generations - Wonderful for open ended play and sensory perception - For use as blocks or puzzle - Beautifully rich colors - Stores in sturdy wooden tray Show 'em what you're made of - Linden and beech woods with water based dyes and natural oils - Tray is made of linden wood and beech plywood Age range - 12 mos. and up