Magnetic Tangram Book: • 7 magnetic wooden pieces. Made of high quality wood with non-toxic water-based paint, with a smooth and smooth finish. • Book with 96 challenges in various difficulties and their solutions. • Book format, foldable, you can l Magnetic Tangram Book: • 7 magnetic wooden pieces. Made of high quality wood with non-toxic water-based paint, with a smooth and smooth finish. • Book with 96 challenges in various difficulties and their solutions. • Book format, folding, you can l Material: Paper; Wood; Wood, paper.;; Color: Aquamarine Green;