This large-size skeleton floor puzzle sparks curiosity about science and human anatomy! Kids learn the major bones as they assemble the 15 pieces of this soft foam puzzle. It gives budding doctors a hands-on, interactive way to learn about the human skeletal system. Bone names are printed on the back of each piece. Measures a dramatic 4 feet when complete. Size: 41.3 x 37.5 x 8.9 cm. Ages 3+.