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1. Topluluk
2. Computing Platform Community Discussions
3. Can't complete SQL UNIT 2, Lesson 3 - Code seems right, Khan Academy autograder will not accept answer

The auto-grader can be a little quirky.  There may be several ways to retrieve the same data, but, remember, the lesson is usually trying to teach you one particular way to get the data. The auto-g...

1. Topluluk
2. Content Requests and Feedback
3. Can’t find some courses easily

On KA pages, in the header, in the upper-left corner is a link labeled "Courses."  Click the down arrow.  A list of KA courses, organized by subject, will appear.  Scroll down.  The lower-right sec...

1. Topluluk
2. Computing Platform Community Discussions
3. Learning SQL - what am I doing wrong on this challenge???

For Step 1 of the Wordiest Author Challenge, you only need one SELECT statement.  Your second statement here looks correct, except it is missing the final ;  Try deleting the first statement and se...

1. Topluluk
2. Study Group
3. Pre-Algebra Vs Getting ready for Algebra 1 Vs Algebra basics

Each of these courses has a Course Challenge button on its main page.  Try taking the course challenge for each.  Then, tackle them in order from one for which you have the most Mastery to the one ...

1. Topluluk
2. Study Group
3. from which course can i learn polar coordinates

Other than a short article in Computer Programming (https://www.khanacademy.org/computing/computer-programming/programming-natural-simulations/programming-angular-movement/a/polar-coordinates), mos...

1. Topluluk
2. General Khan Academy Questions
3. Mathematics for data and forecasting - course suggestions

Phil,  No worries.  If you have mastered Pre-Algebra and Algebra Basics, you shouldn't need to worry about the references to grade level (1st Grade, 4th Grade, etc.). At this point, you have two op...

1. Topluluk
2. General Khan Academy Questions
3. Need guidance on Calculus courses for Machine Learning

You are very welcome.  I am so glad I could help. Best wishes on your Mathematical journey.

1. Topluluk
2. Computing Platform Community Discussions
3. Coding

You can always post questions on the "Questions" tab.  If you are working on a Challenge, you may have to post your question under a different lesson or save your code as a Spin Off and post your q...

1. Topluluk
2. Computing Platform Community Discussions
3. Oh, Nose, The Error "Buddy"

The requirement to unlock Oh Noes! is  Finish watching a computer programming talk-through   The first talk-through in this course is "Making Drawings with Code."

1. Topluluk
2. General Khan Academy Questions
3. how do you get the cool hopper avatar

Step 1 of the Simple Snowman Challenge is practically done for you in the HINT code. In Step 2, we are asked to draw a second circle, for the middle of your snowman, using another ellipse() comman...