STEM Toy Building Toys Gifts for Age 6, 7, 8, 9, 10, 11, 12 Years Old Kids, Boys, Girl - 2-in-1 Truck Airplane Take Apart Toy, 361 Pcs DIY Building Kits, Learning Engineering Play Kit Construction Toy

2-in-1 Construction Building Blocks Toy - This Super Cool 2-in1 construction building toy set includes 361+ pcs to build a dump truck or a propeller plane model, bring a fun way to learn and keep your little mechanic busy for hours while playing with their first creation with the help of the included step-by-step instructions. Life-like Creative Moving Functions - The car body and propeller simulate mechanical rotation, all-around operation, two splicing methods are available for kids to choose from, which can better exercise the kid's practical ability and thinking ability. Help develop fine motor skills, improves children’s concentration and hand-eye coordination. High-Quality & Safe DIY Toys - This STEM building set is made of only the best materials and the ultra-bright yellow and black design makes them more fun and engaging toys for children ages 8 and up. Each 361+ building part is durable and made of high-quality, safe, and harmless ABS plastics. It is the best choice taki