String methods in Scratch BYOB

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Each of the last 3 years we’ve been able to get more and more out of Scratch as it went from 1.2 to 1.4, and especially now with the BYOB 3 version from Berkeley. Adding in the ability to have students build their own methods in Scratch means that we could do a pretty decent… Read more »

Teaching recursion with Scratch BYOB

Posted by & filed under Computer Science.

One of the biggest limits we came across teaching with Scratch this year is the inability to write methods and use parameters.  Methods, returns, and parameters are probably the only major concept in our intro CompSci class that we can’t teach in Scratch; so we introduced them in Alice this past year.  It worked ok,… Read more »