3 years & up. This set includes assorted sizes of wood pieces, sanded smooth for building, sorting, sanding, painting, and creating beautiful works of art. Unfinished wooden pieces can easily be used to create your next DIY project with the kids. Smooth surfaces make the pieces easy to decorate and paint. Please note, the assortment of wood pieces is subject to availability at the time of order, and all contents will vary by package. Includes 5 lbs.