I honestly don't remember what I did for that to happen. I was probably messing with Inspect Element, but it glitched and never reverted back to Tesla. I'm honestly surprised it's showing up as Is ...

1. Közösség
2. General Khan Academy Questions
3. Black Hole Badges

Hello, I'm sorry this is happening! I am also in the process of working through the multivariable calculus course and definitely understand this kind of frustration. Recently, I also found what I t...

1. Közösség
2. Technical Issues and Workarounds
3. Fix your problem

Hi Heather, Thank you for your feedback! This is a fairly popular request that is definitely on the radar for KA. Depending on what you're looking for, and the age range of your students, there are...

1. Közösség
2. Classroom Product Questions and Feedback
3. Ability to print a paper copy of the exercises or unit tests

Hi John, Currently there is no way for users to review missed questions in quizzes or tests. You can, however, click on "Use a hint" either before or after answering a question, even if you get a q...

1. Közösség
2. Classroom Product Questions and Feedback
3. How do I see what was not correct??

Hi Kelsey, You're on the right track. Just remember, 1) When you square a quantity in parenthesis, both the numerator and denominator get squared, so (3+i/2)^2 becomes (3+i)^2 / 2^2. Then you could...

1. Közösség
2. Study Group
3. Understanding How numbers were distributed in the quadratic equations with simple solutions video

Hi Jacob, This is definitely the place to make requests regarding content - and entry level content for these subjects would be interesting to see! Currently, Khan Academy is rolling out a few NGSS...

1. Közösség
2. Content Requests and Feedback
3. Possibility of New Courses or Content? Anatomy, Physiology, Muscle Structure and Function?

Hi Robert, Currently there is no way to combine or consolidate child accounts, or any progress associated with an account. There is a brief article you can read about this here. The best thing to d...

1. Közösség
2. Technical Issues and Workarounds
3. How can I consolidate my child's two accounts?

I also experienced this issue, with a few other badges as well. It is most like Khan Academy doing work on the badges / updating something relating to them, so there shouldn't be anything to worry ...

1. Közösség
2. Technical Issues and Workarounds
3. There Is A Problem With The Nice Streak Badge!

Hi Harmoney, This is an issue I also experience. To my knowledge, it is a side effect of the current project to rewrite the website in a different language. If you would like, you can submit a tick...

1. Közösség
2. Technical Issues and Workarounds
3. Notification that aren't there

Chemistry, even entry level General Chemistry, does in fact use a decent amount of Algebra. To your question, I would say yes if you are currently at 66% done with Algebra I. Algebra II is not comp...

1. Közösség
2. General Khan Academy Questions
3. Finished Biology... What now?