SAFE FOR YOUR KIDS AND ENVIRONMENT FRIENDLY: non-toxic harmless, green and highest quality material. All of our Robotime products produced with strictest quality control and safety standards. You don't have to worry about the SAFETY and can choose the BEST FOR YOUR KIDS. GREAT FAMILY FUN: BEST HANDCRAFT FOR FAMILY AT HOME. May a little tough for the little kids, cooperation with parents will be a great deal. Create a close Parent-child INTERACTION during the process of assembling a dinosaur model. EDUCATIONAL AND BRAIN TEASERS TOY: UNIQUE EXPERIENCE to make this robotic wooden dinosaur puzzle, which will build children' creative minds, enhance patience and improve the ability to solve the problems.