(now free for teachers) can generate problem sets with correct answers and grading rubrics to help educators prepare materials. Key Considerations KhanHack - Chrome Web Store
: Use caution when downloading scripts or extensions from unofficial sources, as they are not vetted by Khan Academy and can contain malware. Educational Impact khan academy answer revealer free
Khan Academy uses a mastery-based system. If you use a revealer to skip the learning process, the algorithm will assume you understand the material and give you much harder problems later. You’ll eventually hit a wall where no script can help you, especially during in-person exams. Better (and Legal) Ways to Get Help for Free (now free for teachers) can generate problem sets
If you need the more than the final number, use legitimate educational tools: use legitimate educational tools: