Imagination Dino Toys with Flexible Joints -- little boys can move the head and legs of the dinosaur, imagining dianosurs moving,eating talking etc. Develop kids' imagination, creativity, motor skills, social skills and mind. Great solo or collaborative group games activities for school classrooms, kindergarten, day cares, or home etc! Fun Electric and hand Screwdrivers -- Easy to assembleand disassemble. Fun for engineering construction pretend games. The bolts are designed with a built-in screwdriver slot. Simple to turn the electric screwdriver on and build dinosaur. Safety Tested & Non-toxic Dinosaur Building Toys --- The toys are tested at rigorous lab on regular basis. It is non-toxic, Phthalate, Lead, Cadmium, and BPA-free. Perfect educational Christmas presents birthday gifts toys for boys girls toddlers Kids 3 4 5 6 7 8 year old.