THE BLUE BOOK OF GRAMMAR AND PUNCTUATION The Blue Book of Grammar and Punctuation is filled with easy-to-understand rules,real-world examples, dozens of reproducible exercises, and pre- and post-tests.This handy workbook is ideal for teachers, students in middle school through college, ESL students, homeschoolers, and professionals. Valuable for anyone who takes tests or writes reports, letters, Web pages, e-mails, or blogs, The Blue Book offers instant answers to everyday English usage questions.