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Singapore Math

Friday, June 13, 2014

13 E-Cards Worth Sending on a Friday the 13th

Here are 13 lucky e-cards (stolen with zero acknowledgements on social media) you may wish to send to triskaidekaphobic or semi-superstitious friends, fiends, or foes on this most unluckiest day of the calendrical year.



























Why not make your own Friday the 13th e-cards, and share them with the mathematical brethren? Happy Friday the thirteenth!

Superstitiously yours


References

Yan, K. C. (2013). 13 Math Tidbits on Friday 13. Singapore Math, Dec. 13, 2013.

Yan, K. C. (2013). Hungry Ghosts Don't Do Singapore Math. Yan's One Minute Math Blog, Oct. 12, 2013.

Yan, K. C. (2012). Halloween MathSingapore Math, Oct. 31, 2012.


© Yan Kow Cheong, June 13, 2014.