Roma Gans

Holly Keller has created vivacious new paintings for this favorite Let's-Read-and-Find-Out Science title about geology. Readers follow two enthusiastic rock hounds around the globe as they add to their collection. Along the way they will learn how sedimentary, metamorphic, and igneous rocks are formed. From the Egyptian pyramids to Roman roads, from the diamond ring on your finger to the pebbles under your feet'rocks are everywhere! This nonfiction...