Smithsonian T-Rex Fossil Model STEM Earth Science Dinosaur Kit S24 Smithsonian T-Rex Fossil Model kit offers an engaging hands-on experience for young paleontologists. This STEM-focused Earth Science toy allows children to build a detailed Tyrannosaurus Rex skeleton that measures over 10 inches long once completed. The set includes all necessary T-Rex fossil parts and a collectible STEM content card with educational facts and instructions. Ideal for encouraging an interest in science, technology, engineering, and math through interactive play. Measurements: • Length: 10"+ #STEM #Dinosaur