The day is finally here: issue 11 is out now! To help you celebrate launch day in style, we’ve set a puzzle hunt: throughout the day, we are posting a series of puzzles. The answers to these puzzles form clues to the four-digit code for the door to let you into the Chalkdust issue 11 secret backstage lounge.
There are five puzzles in the puzzle hunt. They are being posted every 2 hours: at 9am, 11am, 1pm, 3pm and 5pm.
Read Issue 20 now!
Spirographs, complex triangles and a lot of ants feature in our AW24 issue! Plus all your favourite puzzles & columns.
Cryptic crossword, Issue 20
Can you solve it?
A mathematician’s guide to Edinburgh
Stranded in Scotland's capital? This guide will keep you busy
Dear Dirichlet, Issue 20
Cricket, coursework and karaoke are among the problems solved in this issue's Dear Dirichlet agony aunt column
Prize crossnumber, Issue 20
Can you solve it?
Top ten: top tens
The undisputed top ten top tens this season
Which animal are you?
Find out by using our simple flowchart
Do you dress like a mathematical cliche?
Fashion fiend of fashion flop? Take our quiz to find out
What’s hot and what’s not, Issue 20
Fashion is fleeting, Chalkdust regulars are not.
The big argument: should we write another issue?
How much barrel is left to scrape?Prize crossnumber, Issue 11
£100 of MathsGear goodies to be won if you can solve it
What is the shape of you?
Are you a torus? A cone? Ed Spheran? Find out by answering a maximum of five easy questionsDear Dirichlet, Issue 11
Grant applications, musical media and last-minute Olympics training are the topics readers have sent in to the professor's postbox this issueTop ten vote issue 11
Vote for your favourite maths-themed day out
Page 3 model: Cooking spaghetti
Some saucy modelling
How to make: Ecki the polytope
Make your own EckiWhat’s hot and what’s not, Issue 11
Fashion is fleeting, Chalkdust regulars are not.Top Ten: pictures of scorpions
The definitive chart of the best pictures of scorpions
Is it possible to reach absolute zero?
After 100 years, a key postulate of the third law of thermodynamics has been proven. We meet Lluis Masanes, one of the researchers responsible.
Forget a new £1 coin, we need a £1.23 coin
Not the new coin we want, but the new coin we need
More from Chalkdust
Read Issue 20 now!
Spirographs, complex triangles and a lot of ants feature in our AW24 issue! Plus all your favourite puzzles & columns.Cryptic crossword, Issue 20
Can you solve it?A mathematician’s guide to Edinburgh
Stranded in Scotland's capital? This guide will keep you busyDear Dirichlet, Issue 20
Cricket, coursework and karaoke are among the problems solved in this issue's Dear Dirichlet agony aunt columnPrize crossnumber, Issue 20
Can you solve it?Top ten: top tens
The undisputed top ten top tens this season