About this item A Great Gift for Kids:These STEM Kits comes with all of the parts you need to build 4 different dinosaur toys, it is a great gifts for boys and girls age 8-12 years old. High Quality: These 3D wooden puzzles are made of safe, pollutant-free wood with precise laser pre-cut , the edges of each component have a smooth finish can be tightly integrated, easy to assemble STEM robot kit for kids 8-12. Unique design: DIY STEM toys with wire controllers, allowing the dinosaur to move forward and backward. These wooden dinosaurs can be painted and decorated making them a unique craft kit. Stimulate children’s interest and curiosity: Novelty STEM projects encourage kids to assemble Tyrannosaurus Rex, Brachiosaurus, Triceratops and Pterosaur! Children will be excited and proud of their own dinosaurs that actually moves. Cultivate Creativity and Imagination: By assembling these building kit, children can develop their hand-eye coordination, inspire imagination and promote their physical and intellectual development.