Simply writing down the answers without understanding them often leads to poor performance during in-class exams where the GDZ isn't available.

While "GDZ" might seem like a simple answer key, the "useful story" or best way to use it is as a rather than just a way to copy answers. How to use Rudnitskaya's GDZ effectively:

If your answer is different from the GDZ, don't just erase it. Compare the two to see exactly where the mistake happened—was it a calculation error or a misunderstanding of the formula?

Rudnitskaya’s curriculum often involves multi-step word problems and logic puzzles. If you're stuck, the GDZ can show you the step-by-step breakdown of how to structure the solution.