And here is an explanation of how it works (us non-Portugese speakers can turn on English captions):
Friday 4 October 2013
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There is a test that screens for some rare disease (only 1 in every million people is infected). It is 99% accurate (it gives the correct a... -
Here it is: Your browser does not support iframes. Here is the address for the pupils and to go fullscreen (recommended): http://gl...
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Skills Practiced: Spatial reasoning Fractions of shapes Multiplication of Fractions (Potentially) Pythagoras Material: Paper cut ...
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