Teacher copy desk
Create a class edition.
Enter the exact answer and a version with capitalization errors. Preview it here, then share one encoded link—no student accounts or class database.
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Your sentences
Add 1–20 pairs. Keep every word and punctuation mark the same; change capitalization only.
Sentence 1
Send it to the copy desk
Preview the exact set first, or generate a link for students. The sentences are encoded in the URL.