According to Vickery Bowles , the director of collections management , the Toronto Public Library has a system for processing requests to remove books from its collection , though fewer than 100 have been filed since 2000 . Complaint said ` ` Hop on Pop '' encourages violence against fathers . The 1963 book uses rhymed words and silly pictures to help children learn to read . In the book , it says , ` ` STOP . You do not hop on Pop . ''
Complaint said ` ` Hop on Pop '' encourages violence against fathers . The 1963 book uses rhymed words and silly pictures to help children learn to read . In the book , it says , ` ` STOP . You do not hop on Pop . ''