Answer keys for teachers
Each book's quiz bank, with its answer keys, is for verified teachers with the Educator plan. Ask here with your school email, and we'll check your request.
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Sign in with your school email
Choose the email link and give your school address, so we can see where you teach. Then come back here.
The teaching kits
Each book's quiz bank is at the end of its kit.
Your courses
Make a course from a book's chapters, share its class link, and see each student's chapters read, Lab hours and assignments.
We keep your request to check it. If we can't verify you, we delete it 90 days after we say so. Privacy