It melts into water and then vanishes! The ice cube changes from solid to liquid to gas. . . . Read on to find out more about the three states of matter.

    How do you know what type of clouds can forecast a change of weather? Read and find out.

    Frizzle's class is having a hard time putting together a giant globe of the world. A piece is missing...an island so new it hasn't been discovered yet! Before they know it, the kids are beneath the oceans's surface, exploring an underwater volcano. Join the class as they learn about volcanoes.

    Using clear language, drawings, and diagrams, space unfolds before a child's eyes. With our world as the starting point, we are taken on a tour past each planet and on to the stars--all through the eyes of a young girl. Colorful illustrations, filled with fun and detail, give children a lot to look for on every page. A glossary, included for further information, helps to provide an enjoyable, easy-to-read, and easy-to-use introduction to the universe.

    It’s a fun way to learn to read and as a supplement for activity books for children.This is a Level 2 Let’s-Read-and-Find-Out Science title, which means the book explores more challenging concepts for children in the primary grades and supports the Common Core Learning Standards, Next Generation Science Standards, and the Science, Technology, Engineering, and Math (STEM) standards. Let’s-Read-and-Find-Out is the winner of the American Association for the Advancement of Science/Subaru Science Books & Films Prize for Outstanding Science Series.

    Award-winning author Gail Gibbons also relates the special role pumpkins played in the first Thanksgiving, the history behind carving pumpkins into jack'o'lanterns, and how pumpkins are still part of our celebrations today. The book features bold, clearly-labeled illustrations, directions for drying seeds, and even how to carve funny or scary faces into your pumpkin (with an adult's help), along with a fascinating section on pumpkin facts and lore. Perfect for aspiring farmers and kids who can't wait for Halloween!

    Built in MMVIII. Roman numerals are everywhere---on clocks, in books, and on buildings. But what do Roman numerals mean, and how does one use them? Fun with Roman Numerals is a straightforward and appealing introduction to a timely topic. On a scale of I to X, it's an XI!

    in full color. "An ancient history lesson emerges from this account of the way the Greeks tricked the Trojans and rescued Helen of Troy. The book is well tailored to younger readers with careful explanations and short sentences; a pronunciation guide is appended. Drawings portray the story's main events. A nice supplement to units on ancient Greece or mythology."--Booklist.

    Each preposition in the text, like under, over, by the clover, about, throughout, and next to Rover, is highlighted in color for easy identification. This is the newest addition to the Words Are CATagorical series, which has sold more than 450,000 copies.

    Maps tell you about the world: where various countries are located, where the jungles and deserts are, even how to find your way around your own hometown. If you take a fancy to any place on earth, you can go there today and still be home in time for dinner. So open a map, spin a globe. The wide world awaits you.Supports the Common Core State Standards

    The Cat in the Hat introduces beginning readers to maps–the different kinds (city, state, world, topographic, temperature, terrain, etc.); their formats (flat, globe, atlas, puzzle); the tools we use to read them (symbols, scales, grids, compasses); and funny facts about the places they show us (“Michigan looks like a scarf and a mitten! Louisiana looks like a chair you can sit in!”).

    A funny, entertaining introduction to Ben Franklin and his many inventions, including the story of how he created the "magic square." A magic square is a box of nine numbers arranged so that any line of three numbers adds up to the same number, including on the diagonal! Teachers and kids will love finding out about this popular teaching tool that is still used in elementary schools today!

    When did the dinosaurs live? What other animals lived at that time? Which dinosaur was biggest? How do we know about dinosaurs? Find out the answers to these questions and more as Jack and Annie track the facts. Filled with up-to-date information, photos, illustrations, and fun tidbits from Jack and Annie, the Magic Tree House Fact Trackers are the perfect way for kids to find out more about the topics they discovered in their favorite Magic Tree House adventures.From the Trade Paperback edition.

    A life of the Genoese weaver's son who sought to prove the world is round, telling how he studied map-making in Portugal, waited long years for financial and material support from Isabella of Spain, and finally made four voyages to the New World.

    Here are 12 "hypotheses," as well as lists of "what you need," "what to do," and "what happened" that are sure to make young readers laugh out loud as they learn how to conduct science experiments (really!). Jenny Offill and Nancy Carpenter—the ingenious pair that brought you 17 Things I'm Not Allowed to Do Anymore—have outdone themselves in this brilliant and outrageously funny book.