A pleasant Sunday to everyone. Before I continue with the list of posts, please be reminded that tomorrow is the deadline of submissions for the 21st edition of the **Mathematics and Multimedia Carnival**. Kindly send your post to mathconcepts101@gmail.com. The post day is March 20, 2012.

Now, for those who have time to spare for reading, here are my blog posts for this week.

**Mathematics and Multimedia**

- 500 Math Ebooks — Downloadable and Free
- 10 Tips in Studying School Mathematics
- Happy Pi Day
- Microsoft Mathematics Tutorial 1 — The User Interface
- Math Carnival 21 Deadline of Submissions
- Math Teachers at Play 48

**More Articles**

- Leap Years and Mathematics
- Googol and Google
- Fibonacci Numbers and Fibonacci Spiral (applet)
- Systems of Linear Equations (applet)
- Foxit Reader: A Fast and Reliable PDF Reader

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