The incredible inner workings of the human body are beautifully portrayed in this double-sided educational floor puzzle. One side of this 100-piece cardboard puzzle features the skeletal structure, and the other side shows internal organs and the circulatory system. Four feet long when assembled, the 100 extra-thick pieces feature an easy-clean surface to keep them looking like new. Children will be fascinated by this challenging, kid-sized floor puzzle. This series is made up of the items below (EACH SOLD SEPARATELY): BCC955G64-00007720044G ( Beginning Skills Floor Puzzle Set ) BCC955G57-00007720F012 ( Savannah Adventure ) BCC955G40-000077204R67 ( Daniel and The Lion's Den ) BCC95Q870-00007720F0X ( Rain Forest ) BCC9M96X-00007720044O ( Human Anatomy ) ONE FREE Melissa and Doug Scratch Art Mini-Pad is bundled with this item. The style of the mini-pad you receive is randomly picked. The Scratch Art Mini-Pad is considered a FREE bundled item. If you return this item, please return it as well. One side of the puzzle illustrates the human skeletal structure and the other the internal organs Double sided 100-piece floor puzzles Develops associating skills Life size puzzle. For age 8+.