National Geographic Readers Prehistoric Sea Monsters (Level 2)

"Teeth, tails, and scales--oh my! Newly independent readers will be transported back to a time when bugs were big and monsters ruled the deep. Each page of this dazzling Level 2 reader is packed with jaw-dropping facts on the fiercest predators of the ancient oceans. Learn about Megalodon, the largest shark ever to have lived; Jaekelopterus, a human-size scorpion; Helicoprion, a fish whose teeth were in the shape of a circular saw; and more! Level 2 text provides accessible yet wide-ranging information for kids ready to read on their own"--Provided by publisher