OVERVIEW:This YEAR-LONG BUNDLE was created to supplement the 2017 Wonders Reading Program grammar, spelling, AND vocabulary section for fourth grade. 2017 WONDERS MENTOR SENTENCES INCLUDES: There are six total Wonders Mentor Sentences Units. Each unit comes in a print version AND a digital version.3 Reference Grammar Guides: There are three reference guides that students can glue into their notebooks: Parts of Speech Definitions, Parts of Speech Code, and Questions to Ask About Mentor Sentences.