Courtesy Tiffani Thiessen Share this Page Tiffani Thiessen 1 Total Resources 1 Books About the Author 1 Personal Website for Tiffani Thiessen Visit the Blog Share Books by Tiffani Thiessen 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 Tiffani Thiessen You're Missing It! by Brady Smith and Tiffani Thiessen Resource Add to Reading List Share this Book Images courtesy of publishers, organizations, and sometimes their Twitter handles.