Archive for the ‘Uncategorized’ Category
Make a triangle on a sphere with the largest possible sum of angles
Posted by: Gary Ernest Davis on: November 23, 2010
When teaching prospective mathematics teachers at Rutgers University in New Jersey, I liked to shake up their preconceptions in mathematics, the unexamined assumptions that they had accepted as fact because they were told it was so. So one evening I set the class the problem of finding how large they could make the sum of […]
You can lead a student to a pattern, but can you make them see it?
Posted by: Gary Ernest Davis on: November 22, 2010
November 11, 2010, @druinok tweeted about a High School student not able to see or express a simple linear pattern: @druinok how do you help a kid that doesn’t see the pattern in input/output tables? What follows is a clutch of responses, not necessarily in chronological order: @druinok given the table of (0, 3), (2, […]
