Ratnas 7 Wonders Play and Learn Jigsaw Puzzle (Age 3Y+). This product improves hand-eye coordination, improves reading skills and increases knowledge. Help kids learn about the 7 wonders of the world while playing. Helps children identify and classify various objects. 1 Jigsaw puzzle (35 pieces) Ratnas 7 Wonders Jigsaw Puzzle Game help children identify and classify all the objects and places. It develops imaginations and help kids learn about the 7 wonders of the world while playing. This puzzle set helps to develop eye hand co-ordination, dexterity and problem-solving skills. This puzzle is an important learning tool for children.