We include these skills to help you review what you’ve learned and ensure that you remember it.
- If you answer multiple review questions on the same skill incorrectly, your mastery level may go down. The goal isn’t to penalize you; it’s to help you identify skills you may have forgotten so you can brush up on them.
- If you answer a review question correctly, you’ll see that skill less often in future challenges.
- Check out Khan Academy's new Mastery System
- What is the mastery system in Missions?
- What do Khan Academy’s mastery levels mean in Missions?
- How do Khan Academy Missions measure my math knowledge?
- How can I see which skills I’ve mastered when using Missions?
- How do Missions help Khan Academy personalize my learning experience?