Metamorphic, Igneous and Sedimentary Rocks : Sorting Them Out - Geology for Kids | Children's Earth Sciences Books, livre ebook

Rocks are magnificent. Some are very hard while others are relatively soft. Some were made from sediments that formed together, others from hardened lava and still others from a combination of these processes. Can your child identify which rocks are metamorphic, sedimentary and igneous? Get his/her definitions straight first by reading this book!