Share this Page Anthea Simmons 0 Total Resources 1 Books Books by Anthea Simmons 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 Anthea Simmons I'm Big Now! by Anthea Simmons and Georgie Birkett 4 Resources Add to Reading List Share this Book Images courtesy of publishers, organizations, and sometimes their Twitter handles.