Can you reproduce this drawing?
More from Chalkdust
Treating the differential with discretion
Sophie Bleau explores the differential on Morseback.
Prize crossnumber, Issue 16
Can you solve it?
Dog leads, mirrors and Hermann Minkowski
Donovan Young looks at the shapes made when two cones collide
Issue 10
Computational proofs, AI music and embarrassing surveys feature in the autumn 2019 issue. Plus all your favourite puzzles & columns.
The mathematics of tea-making
When-to-add-milk confusion and other related matters
Introducing the Chalkdust blog
We have some fantastic blog articles, and this is how we plan to publish them.