Upgrade to Pro — share decks privately, control downloads, hide ads and more …

Khan Academy Programming Curriculum (for CSHS)

Khan Academy Programming Curriculum (for CSHS)

An overview of how we teach computer programming on Khan Academy, both via curriculum and community, plus how classrooms use it and our future plans.
Presented at CS4HS@Cal conference.

Pamela Fox

June 20, 2014
Tweet

More Decks by Pamela Fox

Other Decks in Technology

Transcript

  1. Khan Academy Programming
    !
    [email protected]

    View Slide

  2. What we teach
    Languages
    Uses
    Java Python
    C++
    Haskell
    JavaScript
    Ruby
    Scheme
    Games
    Animation
    Hardware
    Robotics
    Data Science
    Simulation
    Mobile
    Websites
    Lua
    No Installation Needed
    Shareable
    Fun for Anyone
    Gateway Drug

    View Slide

  3. ACE editor
    JSHint ! BabyHint ! Loop Checker
    ProcessingJS
    How students program

    View Slide

  4. Curriculum

    View Slide

  5. What we cover
    Drawing
    Variables
    Animation
    Text
    Functions
    Logic
    Looping
    Arrays
    Objects

    View Slide

  6. How we teach: “Talk-throughs”
    Uses same environment they program in
    Making passive instruction interactive!
    https://www.khanacademy.org/cs/programming/drawing-basics/p/intro-to-drawing

    View Slide

  7. How we improve talk-throughs
    Analytics

    View Slide

  8. How we improve talk-throughs
    BEFORE
    AFTER

    View Slide

  9. How we assess learning: challenges
    staticTest StructuredJS Esprima

    View Slide

  10. How we improve challenges
    Challenges Attempted: 244,168
    !
    Challenges Completed: 162,858
    !
    Challenge Completion Rate: 67%
    Overall Analytics

    View Slide

  11. How we improve challenges
    Manual Feedback

    View Slide

  12. Giving more opportunity for practice: Projects

    View Slide

  13. (Upcoming) Project peer evaluation

    View Slide

  14. Advanced curriculum
    Natural
    Simulations
    Games & Visualizations

    View Slide

  15. Translated curriculum
    Mostly translated in Spanish, partially in Portuguese/Hebrew
    (talk-throughs are subtitled, not dubbed)

    View Slide

  16. Community & Cult(ure)

    View Slide

  17. Questions & Answers

    View Slide

  18. Votes and Spin-offs!

    View Slide

  19. The Hot Programs

    View Slide

  20. The Characters
    Hopper (...is a HER!)
    Winston
    Oh Noes Guy,
    the Error Buddy

    View Slide

  21. ...The Avatars!

    View Slide

  22. Classroom Use

    View Slide

  23. Self-paced + Paired projects
    https://www.khanacademy.org/coach-res/reference-for-coaches/teaching-computing/a/pair-programming-in-the-classroom

    View Slide

  24. Monitoring progress
    https://www.khanacademy.org/coach-res/reference-for-coaches/teaching-computing/a/tracking-progress-of-programming-students

    View Slide

  25. Case Study: Lowell
    Additional projects:
    TRON, Pong,
    Hangman, Book
    https://www.khanacademy.org/teaching-computing/a/programming-case-study-lowell-high-school
    “Now, I spend much of my time
    thinking about how to bring out the
    power of us all coming together in the
    same room to learn to program.”

    View Slide

  26. Case Study: Thailand
    “What’s in the News”
    !
    “Technology Spot”
    !
    CryptoCat for Chat
    !
    Additional projects:
    Rock-Paper-Lizard-Spock
    Caesar Cipher Encryption
    !
    https://www.khanacademy.org/teaching-computing/a/programming-case-study-going-beyond-the-ka-curriculum

    View Slide

  27. Increasing Diversity

    View Slide

  28. Completion per gender
    For the first challenge:
    !
    Of the people who start it,
    34% are female
    66% are male
    !
    86.2% of males complete it (20762/23940)
    86.7 of females complete it (10770/12494).
    http://cs-blog.khanacademy.org/2014/03/challenge-completion-across-gender-and_4.html

    View Slide

  29. DonorsChoose program
    khanacademy.org/donors-choose
    Teachers get $100 codes for each female student,
    and $500 if 4 complete
    Experiment groups:
    $500 code for 4 completing,
    $500 cash for 4 completing,
    $0 for 4 completing
    1544 teachers signed up
    ~2000 females completed
    ~2000 males completed

    View Slide

  30. The Hard Parts

    View Slide

  31. Reducing cheating
    SELECT user_key.name, stashed_code, backup_timestamp from [UserScratchpad]!
    WHERE stashed_code CONTAINS '"Shawshank Redemption”,'!
    ORDER BY backup_timestamp DESC;
    1) Disable copy/paste 2) De-index solutions

    View Slide

  32. Moderating the community

    View Slide

  33. Future Plans

    View Slide

  34. Algorithms 101

    View Slide

  35. More languages
    HTML/CSS ?
    Blockly?

    View Slide

  36. How can we help you?
    [email protected]

    View Slide