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PoW taking place: math problem-solving moment of the week
"All it just took was some thinking. First, to make this
- Michael V and Daniel N, highlighted in the Geometry PoW's
2011 Mathematics Game
The year game puzzle is back to challenge students in grades
3-12 to write expressions for each of the counting numbers 1
through 100, using the digits in the year 2011, standard
operations, and grouping symbols.
Students may start submitting solutions January 1, 2011;
revisit the site after February 1, 2011, to see the
Now taking place: math education conversation of the hour
"Rusin's list contained 74 total combinations. There are total
43 interesting combinations which are non-trivial and non
obvious. I have solved 42 of them, one case is still unsolved."
- Sujeet K, posted to the geometry.puzzles discussion
Graph Pro Basketball Statistics
Name a pro basketball player or pick his team (NBA or ABA),
and see bar graphs charting
- points per game
- rebounds per game
- assists per game
- steals per game
- blocks per game
- turnovers per game
- field goal percentage
- free throw percentage
- 3-point percentage
Paul Trow's site also lets you analyze the same hoops data with
histograms, slicing statistics into bins, or intervals
Other interactive web pages by Trow perform modular arithmetic,
including square roots; and model the trajectory of a
cannonball for different muzzle velocities and angles of
elevation, and see the projectile's flight path plotted