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Topic: Treatment of Negative Numbers
Replies: 12   Last Post: Dec 5, 2012 2:13 AM

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Robert Hansen

Posts: 9,351
From: Florida
Registered: 6/22/09
Re: Treatment of Negative Numbers
Posted: Dec 2, 2012 10:16 AM
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Wow! A lot of the New Math stuff has been recently digitized in the last year or two.

Here is the SGSM film series...


And here is the film dealing specifically with negative numbers...


The Max Beberman films are also in the works...


Bob Hansen

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