Which dinosaur was as long as two dump trucks? Answer: Giganotosaurus (jig-ah-not-oh-SOR-uhss). At 49 feet (15 m) long, this giant creature may have been the biggest meat-eating dinosaur to ever roam the earth. This is just one of the many fascinating facts kids will discover as they learn all about the largest animals of the dinosaur age. Giant-o-saurs uses an engaging question-and-answer format that makes reading fun for emergent and early readers...