## Month in Review – October 2011

It’s a sad news that Grandma passed away last week. Before I go to her wake, let me introduce the first **Month in Review, **a new monthly post that will summarize the month’s most popular posts, carnivals and other announcements.** **

**Popular Posts**

- 10 Ways to Think Like a Mathematician
- The Mathematician’s Clock
- Multiplication of Fractions
- Exploring Computational Thinking
- Math Curriculum Makeover
- The man who conned a mathematician
- Graph Online with Graph.Tk
- Explore Solids with Archimedean
- The OpenOffice Calc Tutorial Series
- Ben Goldacre on Bad Statistics

**The October Carnivals**

- Math and Multimedia Carnival #16
- Math Teachers at Play #43
- Carnival of Mathematics #82

**Notes and Announcements**

- GeoGebra 4.0 now available!
- Starting next week, I will be revising my GeoGebra tutorials to the GUI of GeoGebra 4.0.
- I am accepting guest posts and carnival hosts.

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