Download or read book Rocks and Soil written by Charlotte Guillain and published by . This book was released on 2008 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt: What is sand made of? What is erosion? What is clay used to make? 'Investigate' encourages science enquiry with an interactive, investigative, and visual approach to a wide range of core curriculum topics. The format allows students to use scientific processes such as prediction, hypothesis, and inference in answering a series of questions on important topics throughout the book.