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Lessons New Year Resolutions 2010

8th-14th December…

Wednesday

The probability of drawing unique names in a secret Santa is an alternating series that eventually converges at 1/e. (Obvious once I realised that it is related to derangements).

Thursday

Individual African elephants can have different numbers of ribs.

Friday

Found a neat way of explaining !n.

Saturday

Catnip can for some cats be a calming influence.

Sunday

The large blue butterfly caterpillar is adopted by ants and feeds on ant larvae until it metamorphosises.

Monday

Michael Bear is the present Lord Mayor of London (not to be confused with Boris, the Mayor of London).

Tuesday

Rupert the bear was 90 this year.

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