Libros de Harold T Rober :

The Velociraptor was one scrappy scavenger. Now in Spanish, this carefully leveled text includes diagrams, a photo glossary, and other

Learn all about the giant, tusked woolly mammoth, which coexisted with humans until it went extinct. Now in Spanish, this

The Velociraptor was one scrappy scavenger. Now in Spanish, this carefully leveled text includes diagrams, a photo glossary, and other

Saber-tooth cats have been extinct for thousands of years, but once upon a time they were the predators of their

Meet the iguanodon, an herbivore dinosaur who weighed tonsliterally! Now in Spanish, carefully leveled text and colorful images help readers

Meet the iguanodon, an herbivore dinosaur who weighed tons–literally! Now in Spanish, carefully leveled text and colorful images help readers