A Comprehensive Teacher and Student Guide for Writing The material in Cracking the Grammar Code is presented as a printable PDF on a CD. As the student advances through the lessons the teacher can print worksheets as needed or project onto a whiteboard. A Glossary CD is also included with a picture definition synonyms and a sample sentence using the word. [Mary Homelvig M.A. CCC-SLP; Karilynne M.A. C; (2013) CD: (Book PDF) 513 pages; (Glossary PDF) 128 pages]