Top new questions this week:
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I'm working with middle school teachers who are teaching a CS class with middle schoolers. The students have a wide range of programming skills, and for some it would be beneficial to offer them an ...
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Greatest hits from previous weeks:
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We all have them - students who want to write all the code themselves, who don't want to be part of a group project. They have poor social skills, or they don't know anyone else in the class, or they ...
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When teaching recursion, what is the best analogy people use to teach the idea of recursion. There are some nice artistic representations
And the idea of repeatedly cutting a phone book or ...
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One of the traps of imperative-first is how difficult it becomes to help students make sense of recursion when they finally encounter it. And if those kids are fairly competent iterative programmers, ...
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A few days ago, I had a high school sophomore (who is now in her third CS class, having passed the prior two) look at this Java code for a solid 3-5 minutes, and was unable to figure out what it did:
<...
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I'm currently teaching Python, to three 12-year-olds. They have no experience at all, and my task is to introduce them to programming concepts, and to Python. I'm fairly experienced in programming, ...
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Can someone give a real world example for the divide and conquer method? For example, I've heard the boomerang used to explain the idea of a loop back address. What is a real world example we can use ...
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A big part of understanding an idea deeply (such as a math theorem, for example) is being able to imagine a thought process which would lead one to invent or discover that idea. Michael Nielsen ...
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