5There's nothing more fascinating than dinosaurs. In this Level 1 reader, youngsters learn all about the terrifying giants that once roamed the Earth-maybe even as close as their own backyard! They'll be wowed by new information and eye-popping illustrations from National Geographic, a trusted source of children's nonfiction content National Geographic supports K-12 educators with ELA Common Core Resources. Visit www.natgeoed.org/commoncore for more information.