SUGG: Calculator : LUSENET : Junkyard Wars : One Thread

Picture Cathy saying: "This week the teams are going to write a math test. The challenge is that the only calculators they can use will be the ones they build themselves. Each team is going to build a mechanical calculating machine, then we'll put them both to the test!"

Babbage stuff, lots of chance to use and illustrate logic gates and elementary 'programming'

-- Linda Carson (, January 14, 2001

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