This didactic collection presented by the character Professor Elibius will show children colorful and fun themes such as: The numbers, the letters, the hours, the solar system the tables and 15 more subjects. An educational collection, very useful to present to small themes important for your learning, in a playful way. In this volume: dinosaurs - aquatic, terrestrial, and aerial dinosaurs are presented. It also offers various curiosities about the planet at that time and other prehistoric animals.