Tag Archives: compsci

Teaching recursion with Scratch BYOB – take 2

This is a follow up from a post I did about a year and a half ago on using Scratch BYOB to teach recursion. The original way of defining parameters in BYOB were a bit clunky, but it’s gotten much … Continue reading

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Another good use for mod

Got to admit that mod is one of those topics that I have trouble getting across to my students. Not the idea of what it is and how to do it, but the purpose. The classic isOdd / isEven lab … Continue reading

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Where Americans are moving

Cool use of technology and data mining. Forbes.com has a map that lets you click on a county and see where people are moving into and out of that county. Red is out of the county and red is in … Continue reading

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Want a robot to fold your laundry

Read more at Berkely.edu

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Teaching recursion with Scratch BYOB

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 … Continue reading

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Don’t “unplug” your students

Came across this post from a technology teacher in Cedar Park, Texas. Much of what she talks about is the result of a conference she returned from in Austin a couple weeks ago.  A conference that I, along with a … Continue reading

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Difference in Hub, Switch, Bridge, & Router

In an ethernet network there are 4 devices that from the the outside look very similar. In this article we will look at the difference between hubs, switches, bridges, and routers.

Posted in Computers & Internet | Tagged , , | 64 Comments