This title introduces the rock cycle, with simple explanations, fun examples of where to see different types of rock, and infographics. Features also include a table of contents, Making Connections questions, a glossary, and an index. QR Codes in the books give readers access to book-specific resources to further their learning. Aligned to Common Core Standards and correlated to state standards. DiscoverRoo is an imprint of Pop!, a division of ABDO.