Become an expert on Gentle Dinosaurs with tonies R Blocks Go back in time with American Paleontologist Jack Horner to explore the age of the dinosaurs and learn about some of the more gentler giants who once ruled our planet: Nodosaurus, Argentinosaurus, Triceratops, and the Pachycephalosaurus. This tonies R Blocks set teaches about: Gentle Giant Dinosaurs, Nodosaurus, Argentinosaurus, Triceratops, Pachycephalosaurus. Full Track list:Argentinosaurus, Nodosaurus, Triceratops, Pachycephalosaurus.