advent calendar

The 2011 Plus advent calendar

While away the days to Christmas with these Plus favourites. Now, what's behind today's door...

The Plus advent calendar door #21: Synchronised swimming

The Plus advent calendar door #24: Fermat's Last Theorem – 30 years on

The Plus advent calendar door #23: The maths and magic of shuffling

The Plus advent calendar door #22: Sexual statistics

The Plus advent calendar door #20: Can we build a low carbon energy network?

The Plus advent calendar door #19: Have physicists discovered a fifth force of nature?

The Plus advent calendar door #18: Telescope topology

The Plus advent calendar door #17: How does human noise impact whales?

The Plus advent calendar door #16: The irrational diary of Clara Valentine

The Plus advent calendar door #15: Mathematical summer fun

The Plus advent calendar door #14: Gravitational waves reveal cosmic hum

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