Monthly Archives for April 2010

Glowing Rectangles (Similar Figures and Proportionality)

We spend a lot of time sitting in front of televisions, computer and other electronic gadgets with screens. Have you noticed that all of the screens do not have the same proportions?  For example, some televisions are tube televisions and … Continue reading

20. April 2010 by oldmanmarks
Categories: Number Sense | Tags: , , | Leave a comment

ipad

Everyone is talking about the new Apple creation. Use Brian’s activity to analyze its costs, price per GB, and sales predictions.   ipad.pdf

05. April 2010 by oldmanmarks
Categories: Data and Probability, Movies and Entertainment, Number Sense | Tags: , , , | Leave a comment