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Jun 2019Proving a conjecture
Apr 2019Harriss and other spirals
Jan 2019Christmas (2018) is over
Christmas (2015) is over
The deadline for entering the 2015 Advent calendar competition has now passed. You can see all the puzzles and their answers here.
Thank-you to everyone who took part in the competition! In total, 23 people submitted answers to the puzzles. Every one of these had correct answers to at least 18 of the puzzles. The winners are as follows:
|1||Scott||All correct at 5:00:18 GMT on Christmas Day|
|2||Louis de Mendonca||All correct at 5:00:32 GMT on Christmas Day|
|3||Alex Bolton||All correct at 5:00:34 GMT on Christmas Day|
|4||Martin Harris||All correct at 6:15 GMT on Christmas Day|
|5||Linus Hamilton||All correct at 14:12 GMT on Christmas Day|
|6||Zephi||All correct at 20:40 GMT on Christmas Day|
|7||Daniel Chiverton||All but one (5 December) correct at 5:00:24 GMT on Christmas Day|
|8||Jon Palin||All but one (12 December) correct at 5:00:34 GMT on Christmas Day|
|9||Kathryn Coffin||All but one (5 December) correct at 6:28 GMT on Christmas Day|
|10||Félix Breton||All but one (15 December) correct at 9:05 GMT on Christmas Day|
I will be in touch will all the entrants in the next few days and I will post pictures of prizes here once they are on their way!
I have already started working on puzzles for next year's (in fact this year's) calendar, so make sure you're back here in December...
Christmas (2018) is over
Christmas card 2018
Christmas (2018) is coming!
Christmas (2017) is over
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