Kai Burghardt

You can learn from making mistakes. I actually like that KA shows that teachers are not infallible Übermenschen and admit their mistakes. You lead by example: my in‑person classes sometimes start w...

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3. Khan Academy, please FIX confusing mistakes in videos

I would also appreciate if the text window kept scrolling so the last output is always visible. I’m afraid using this method smooth animations are not feasible, though. As of 2026 Khan Academy uses...

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2. Feature Requests and General Site Feedback
3. Python Terminal Interaction

Are you age 13 or older? Note that an edit filter prohibits bad words, internet addresses, email addresses, and more. Unfortunately you do not get an error message explaining the reason, it just do...

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3. BIO

MDabney, the example in your opening post – as you realized – does not really require a calculator. Dividing by −0.5 is equivalent to ÷ −½ is equivalent to × −2 (division is multiplication by recip...

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3. Calculator in Check Your Understanding sections

As far as I recall Mahesh and others do not just use presentation slides. They write on the screen as they speak. Do you really want the vanilla slides without annotations? […] and save us from ha...

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3. Suggestion: Make the Presentation Slides Available for Physics Courses

[…] marked as read after it has been completely scrolled [through] […] I’m not a fan of that. This would necessitate a constant internet connection: You would need to track progress 0% → 1% → 2% ...

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3. Articles are marked as complete before they are read

First of all, before any new features are implemented, we need to have that 𝙾𝚂𝙴𝚛𝚛𝚘𝚛 𝚒𝚗𝚙𝚞𝚝 causes fixed. Supposedly it is already fixed but there are still user questions popping up with that proble...

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3. Requested changes to python environment.

This is a fraction: 48───── 100 This is a quotient: 48 / 100 Yes, they both represent the same value, but maybe that’s what the exercise is about?

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3. Correct answer but app is saying wrong.

Weird, I count only 47 videos and only 21 skills. Mind the Statistics and Probability course is a meta course: it groups all available videos, articles and skills together. In school you only need ...

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3. Unit 9 of Statistics and Probability is too long.