Where are all the kid dinosaurs?

Finds 10-year-old Dana, who sees dinosaurs in the real world, solving dino experiment #901 - where are all the kid dinosaurs? But while working on the solution, her new neighbor Mateo is dino-napped by a Tyrannosaurus Rex, and it's up to Dana, her sister Saara, and Mateo's brother Jadiel to finish the experiment.