It is a dinosaur series jigsaw puzzle children, the long-awaited dinosaur fan! wide size with power! In age from left to right, it has become the Triassic, Jurassic, and Cretaceous, I draw landscape as a single age of three had dinosaurs. In addition to the typical dinosaur, those fish dragon and pterosaurs, such as reptiles addition, the plant was also a prosperous era that has been located. Please see the views, the landscape of the times that life was full of the most dynamic on earth. (C) Masato Hattori