Today’s Middle Grade reader: AnonyMouse’s first Middle Grade Monday book is…   Title: The Lost Hero Series: The Heroes of Olympus  (Book #1) Author: Rick Riordan Published: Oct 12, 2010 by Hyperion Books for Children Format: 557 pages; Hardcover; Ebook Website: www.rickriordan.com Source: Library AnonyMouse’s Rating:       What was the book about (without giving away what happens)? The […]