Create the king of the Dinosaur World with the 4-in-1 T-Rex set T-Rex is an ever popular set in the Dinosaur World collection with the showcase T-Rex model. This set includes 300 pieces, as well as 4 special Hamacron parts. The special Hamacron parts (large wheels + shafts, mini wheel + shafts) enable a wider variety of movement and building techniques. This set includes an instruction guide to make 4 amazing models including T-Rex, Deinonychus, Ankylosaurus and Pteranodon models. The Dinosaur World collection has a wide range of sets to please all dinosaur enthusiasts, with easy beginner models in the Mini range, through to intermediate sets such as the T-Rex, Stegosaurus, Triceratops and Dino Skeletons, and then to the amazing Dino Kingdom with the most complex dinosaurs. Each set has multiple models for hours of enjoyment and challenge. Building the dinosaurs with their movable action, advanced techniques is only half the fun. People love playing and showing the models, or adding on extra features to make them even more awesome.