JOYZEXY jigsaw puzzles for kids are crafted with premium quality, in terms of both content and material. Sturdy and durable cardboard, dust-free round edges, and precision cutting for easy assembly and every piece fits together well. Entertaining images to stimulate childrens interest and curiosity. Puzzles 100 piece help support a childs development as they play, building skills such as concentration and creativity, and are great fun for adults, which make a perfect gift and provide a great experience whether to do alone or in a group.