Share this Page Gordon Jack 1 Total Resources 1 Books About the Author 1 Personal Website for Gordon Jack Visit the Blog Share Books by Gordon Jack 1 Sort by Number of Resources Number of Awards Book Title Year Published Word Count Reading Level: ATOS® Reading Level: Lexile® Add Multiple Titles to Reading List Browse books by Gordon Jack The Boomerang Effect by Gordon Jack 2 Resources Add to Reading List Share this Book Images courtesy of publishers, organizations, and sometimes their Twitter handles.