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Khan Academy Programming
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Khan Academy
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K-12 Subject Tutorials
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Exercises & Videos
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Personalized Learning
badges
notifications
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Teacher-facing Analytics
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Teaching Programming
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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
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ACE editor
JSHint ! BabyHint ! Loop Checker
ProcessingJS
How students program
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What we cover
Drawing
Variables
Animation
Text
Functions
Logic
Looping
Arrays
Objects
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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
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How we assess learning: challenges
staticTest StructuredJS Esprima
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staticTest(“Add the ifs!”, function() {
var descrip = “Now add an if to check if the number is positive.”;
var pattern = function() {
var $numVar = $numVal;
if ($numVar > 0) {
rect($x, $y, $w, $h);
}
};
result = match(pattern);
if (passes(result)) {
var goodX = structure(pattern, inRange(“$x”, 10, 20));
if (!matches(goodX)) {
result = fail(“Hm, does your rect start on the side?”);
}
}
assertMatch(result, descrip, displayP);
});
How we assess learning: challenges
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How we improve: User feedback
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How we improve: Overall Analytics
Challenges Attempted: 244,168
Challenges Completed: 162,858
Challenge Completion Rate: 67%
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How we improve: Overall Analytics
Challenges Attempted: 244,168
Challenges Completed: 162,858
Challenge Completion Rate: 67%
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Creating a Community
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Questions & Answers
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Votes and Spin-offs!
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The Hot Programs
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Hour of Code
• 1 hour curated subset of tutorial
• Guide for teachers on how to use
• Emails to teachers 1 month before, and
students week of.
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Future Work
• Projects with Peer Review
• Internationalization
• Accessibility
• More Teacher Tools
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