Book Recommendations for Boys A note about reading level information. ATOS Book Level is a formula used to determine the difficulty of the text. A book with the ATOS Book Level 4.3 means the book can be read independently with the skills of a typical fourth grade student in the third month of school. All grade and ATOS Book levels can be found at AR Book Finder. http://www.arbookfind.com/ ​ Title Genre Reading Level Author Information Animorphs Sci-Fi ATOS Book Level (Series) 4.3 K.A. Applegate Ages: 8-12 Grades 4-8 The River Adventure ATOS Book Level 5.5 Gary Paulsen Ages 10 and up Grades 5-9 A Series of Unfortunate Events Mystery/Fiction ATOS Book Level 6.4 (Series) Ages 8-12 Lemony Snicket Grades 4-8 My Name is America: The Journal of Jesse Smoke Historical Fiction ATOS Book Level: 6.2 A Cherokee Boy Ages 8-12 Joseph Bruchac Grades 4-8 Midnight for Charlie Bone (Children of the Red Mystery/ Adventure ATOS Book Level: 4.8 King) (Series) Ages: 8-12 Jenny Nimmo Grades: 3-7 Big Nate (Series) Graphic/ Fiction ATOS Book Level: 2.5-3.0 Lincoln Pierce Ages 8-12 Grades: 3-7 Found (The Missing Series) Science Fiction ATOS Book Level: 5.2 Margaret Peterson Haddix Ages: 8-12 Grades: 4-8 Hoot Fiction ATOS Book Level: 5.2 Carl Hiaasen Ages: 8-12 Grades: 4-8 Code Talker: A Novel About the Navajo Marines Historical Fiction ATOS Book Level: 6.4 of World War Two Ages: 11-up Joseph Bruchac Grades: 6-9 A Tale Dark & Grimm Adventure/ Fiction ATOS Book Level: 4.6 Adam Gidwitz Age: 10-up (Series) Grades: 5-up Rain Reign Fiction ATOS Book Level: 4.3 Ann M. Martin Ages 9-12 Grades: 4-8 Crossover Fiction ATOS Book Level: 4.3 Kwame Alexander Ages: 10-12 Grades: 5-up The Lost Hero Fantasy/ Fiction ATOS Book Level: 5.2 (Series) Ages: 9-up Rick Riordan Grades: 5-up The Magic Treehouse Series Adventure/ ATOS Book Level: 3.3 Mary Pope Osborne Historical/ Fiction Ages: 5-9 Grades: K-3 The Adventures of Captain Underpants (Series) Graphic/ Humor/ ATOS Book Level: 4.3 Dav Pilkey Fiction Ages: 7-10 Grades: 2-5 My Weird School Humor/ Fiction ATOS Book Level: 4.3 (Series) Ages: 6-10 Dan Gutman Grades: 1-5 Hank Zipzer (Series) Humor/Fiction ATOS Book Level: 4.3 Henry Winkler Ages: 8-12 Grades: 3-7 Goosebumps (Series) Suspense/ Horror ATOS Book Level: 2.4 R. L. Stein Ages: 9-13 Grades: 4-8 Joey Pigza (Series) Humor/ Fiction ATOS Book Level: 4.9 Jack Gantos Ages: 9-13 Grades: 4-8 Mysterious Benedict Society (series) Mystery/ Adventure ATOS Book Level: 5.6 Trenton Lee Stewart Ages: 9-13 Grades: 4-8 The Reckoners Series Science Fiction ATOS Book Level: 5.2 Brandon Sanderson Ages: 11+ Grades: 6+ Eragon (Series) Fantasy ATOS Book Level: 5.6 Christopher Paolini Ages: 14+ Grades: 9-12 Redwall (Series) Fantasy ATOS Book Level: 5.6 Brian Jacques Ages: 9-13 Grades: 4-8 The Hunger Games (Series) Adventure/ Dystopia ATOS Book Level: 5.3 Suzanne Collins Ages: 11+ Grades: 6+ The Giver Fiction ATOS Book Level: 5.7 Lois Lowry Ages: 9-13 Grades: 4-8 .