1. Little calculation imprecision of 53% (Wed 2007-09-26)
2. Lethal Numbers 1 (Wed 2007-11-14)
3. Variable loyalty points (Thu 2007-11-15)
4. Fractal thongs are a biohazard (Wed 2007-12-19)
5. Links of the Week (2008/01) (Sat 2008-01-05)
6. Links of the Week – Special Edition (2008/04) (Sun 2008-01-27)
7. Links of the Week (2008/09) (Sun 2008-03-02)
8. All your days are belong to us! (Thu 2008-03-13)
9. Happy Pi Day! (Fri 2008-03-14)
10. Links of the Week (2008/11) (Sun 2008-03-16)
11. Nichts besseres zu bloggen? (Thu 2008-03-20)
12. Cuddle song hampers percentages – or something like that… (Fri 2008-03-28)
13. Cheating was never easier… (Fri 2008-04-11)
14. Percentage calculation problems or The shrunken bodies (Mon 2008-07-21)
15. The perfect post (Sat 2008-11-22)
16. Calculating weekdays in your head (Mon 2009-01-05)
17. Links of the Week (2009/03) (Sun 2009-01-18)
18. What’s the weight of the packaging? (Fri 2009-02-27)
19. Links and Video of the Week (2009/15) (Sun 2009-04-12)
20. Projekt 52/26: Math around you (Mon 2009-06-29)
21. In the past (Tue 2009-12-22)
22. Links of the Week (2010/5+6) (Sun 2010-02-14)
23. Links and Videos of the Week (2010/35+36) (Sun 2010-09-12)
24. Links and Videos of the Week (2010/37) (Sun 2010-09-19)
25. Links and Video of the Week (2011/10) (Sun 2011-03-13)
26. Projekt 52: Magic with Numbers, Flashlight Art (Thu 2011-11-03)
27. Video of the Week (2012/13) (Sun 2012-04-01)
28. Video of the Week (2012/27-29) (Sun 2012-07-22)

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Year	Posts
2007	4
2008	11
2009	6
2010	3
2011	2
2012	2
Total	28