'Mega-pixels'...'PPI'...'optical zoom'...what does it all mean? In this new book, Arnie Abrams deciphers the complex, exciting world of digital photography in non-technical, concise terms. You can read the book in a day or use it as a reference at any time. Learn Digital Photography in a Day is suitable for use as a textbook for students 5th grade and above or as a guide for teachers of any grade level.134 glossy, full-color pages, softcover. CD-ROM that works on both Mac and Windows is included.