STEM Toys -- Designed for children about 3-8 years old, easy to assemble with the instructions at home ,kindergarten or outdoor. Installing the dinosaur can improve children's hand-eye coordination, fine motor skill, exercise logical thinking, and promote children's teamwork. Jointed Dinosaur -- Head, mouth, hands, feets, and tail ,all the joints are flexible design,which make the dinosaur more lively and full of vitality. Let¡¯s control your dinosaur and play dinosaur fighting game. Funny & Safty -- This take apart dinosaur toy is made of sturdy ABS material and designed with round edges to better protect kids. It has passed CPSIA and ASTM certification laboratory tests. It is safe and non-toxic. Mixed Assemble -- Kids can reassemble the parts of different dinosaurs into a new dinosaur according to their favor, which can improve children's color recognition and creativity Warranty -- We provide 1 year manufacturer's guarantee and lifetime after sale service, please do not hesitate to contact us if you have any questions, we will solve it for you as soon as possible