Athanor by arbastro
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Textbook problem banks

Choose File › New problem set › From your textbook, pick the book, tick the sections, set problems per section and difficulty, and press Pick sections.

Steps

  1. Choose Main menu › File › New problem set, then From your textbook.

  2. Pick the book your course uses. Four open textbooks are offered, such as Chemistry 2e (OpenStax, 2019), Organic Chemistry (OpenStax, 2023) and Biology 2e (OpenStax, 2018).

  3. Tick the sections. Each one lists the kinds of problem it makes, such as Molarity of a solution and Dilution for section 3.3, Molarity.

    From your textbook with Chemistry 2e picked and its sections listed by chapter.From your textbook with Chemistry 2e picked and its sections listed by chapter.

  4. Set Problems per section and the difficulty, and press Pick sections.

The book's license and source are shown under the list, for example Chemistry 2e by Paul Flowers et al., OpenStax, CC BY-NC-SA 4.0.

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Last updated Nov 12, 2026