The answer key doesn’t just provide the fix; it typically includes a referencing the textbook chapter, which reinforces the rule.
It is essential to obtain the answer key. Beware of unofficial PDFs floating on file-sharing sites, as they often contain typos, incorrect answers, or outdated editions.
Sites like Amazon, Christianbook, or the HMH Marketplace may sell the workbook and answer key as a bundle, but read carefully. The "Answer Key" is often restricted. Look for "Teacher’s Guide" or "Answer Key booklet." Be prepared to prove educator status (e.g., a school purchase order or educator ID).
HMH’s digital platform, "Ed," provides a secure teacher login. Once logged in, teachers can access: