Evan Lewis

1. Cộng đồng
2. Computing Platform Community Discussions
3. JS - Strange OhNoes Guy Message: "Cannot read property 'code' of undefined"

Hi ckersting, Can you provide a link to the project that is showing this error? I'd be happy to take a closer look at the issue for you : )

1. Cộng đồng
2. General Khan Academy Questions
3. confused

Hi Loretta, The Grammar course can be accessed by clicking the Courses dropdown in the top left corner of the site, and then clicking the "See all Reading & Language Arts" under the "Reading and La...

1. Cộng đồng
2. Computing Platform Community Discussions
3. How do I use KA API to get all of the people who commented in either a thread or in the whole program?

Ah, I think it has to do with how the programs are embedded in the page. If you use a <script> tag and set the src property to the API endpoint, you should then be able to process the data using a ...

1. Cộng đồng
2. Classroom Tips and Tricks
3. Google Classroom vs. Assign

Hi Ms. Caselle, Assigning content to Google Classroom only will not add the assignment to your Teacher Dashboard and will not record the student's scores on Khan Academy (or in GC). In order to rec...

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2. Content Requests and Feedback
3. Course Suggestion

Hi st26_parsonsg, Thanks for the course suggestion! As P Rossell said, Khan Academy is currently focused on adding and improving core K-12 courses, so medical courses are not likely to be added in ...

1. Cộng đồng
2. Study Group
3. Possible Error in "distance between planes " video on linear algebra.

Hi kaibarreraera, If you break the j component up into a smaller matrix, you get the following:   | 2  1 |   =   (2)(1) - (4)(1) = -2  | 4  1 |  The j component of the cross product is always the n...

1. Cộng đồng
2. Feature Requests and General Site Feedback
3. At least put the videos and practice questions back up for medicine?

Hi Nick, The Health and Medicine course can still be accessed here, but it is no longer being updated or maintained. However, please note that the course could be unpublished from the site at any p...

1. Cộng đồng
2. Technical Issues and Workarounds
3. Khan Academy Speed

Hi jssureka01, If you're still having issues with the website not loading, here are a few things you can try: Restart your device Switch to a different internet connection (if available) Clear you...

1. Cộng đồng
2. Content Requests and Feedback
3. AP Physics C: Mechanics content review

Hi Avi, Thank you for the suggestion! I've forwarded this request to the team for consideration as we continue to expand our content library. Thanks for posting! Please let me know if you have any ...

1. Cộng đồng
2. General Khan Academy Questions
3. How to determine what your grade is by your percent done with the class

Hi Hunter, Khan Academy doesn't assign "grades", so the percentage that you see in the course only represents the percentage of the skills in the course that you have "mastered". For more informati...