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26 June 2014
Here’s some background on the new Riemann Sums applet I added to IntMath. You can see how we find areas under curves using rectangles.
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Posted in Computers & Internet, Learning, Mathematics | No Comments »
17 June 2014
Jason Padgett was attacked and savagely beaten. He had severe concussion, but an amazing new ability to “see the world through the lens of geometry”.
26 October 2013
A recent comment from a Twitter colleague got me thinking about the value of graphical solutions of equations.
Posted in Computers & Internet, Learning, Mathematics | 12 Comments »
4 October 2013
We don’t deal with failure properly in most educational settings. This talk gives some options for improving that.
Posted in Learning, Math movies, Mathematics | No Comments »
2 October 2013
Here’s an applet where you can investigate how matrix operations work.
Posted in Computers & Internet, Learning, Mathematics | 2 Comments »
6 September 2013
This video shows how to use powers of 10 to make estimates of large numbers.
31 July 2013
Dr Geo is a free download that allows us to construct a wide variety of geometric objects.
1 July 2013
Here’s an interactive graph where you can investigate some important trigonometric identities.
30 April 2013
MathGraph32 is a great free tool for exploring 2D and 3D math concepts.
Posted in Computers & Internet, Learning, Mathematics | 15 Comments »
25 January 2013
This is a classic late-1950s cartoon where Donald learns where math comes from.
Posted in Learning, Math movies, Mathematics | 5 Comments »
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