The impossible braid puzzle - Can you solve it? | Alex Bellos puzzles - YouTube
The family planning puzzle: can you solve it? | Alex Bellos' puzzles - YouTube
Six of the best puzzles, chosen by Alex Bellos, mathematician and author | Saturday Review | The Times
Alex Bellos's Monday puzzle | Science | The Guardian
Alex Bellos on Twitter: "A new puzzle launches in today's print edition of the Guardian. Sandwich Sudoku is a very entertaining sudoku variant. A new craze! https://t.co/VIeOlcBfzu https://t.co/1yaZ38L4UC" / Twitter
Can you solve it? Intrigue at the pet hotel | Mathematics | The Guardian
Alex's Adventures in Numberland by Alex Bellos – review | Mathematics | The Guardian
Alex Through the Looking-Glass review – adventures with a maths demon | Science and nature books | The Guardian
Alex Bellos's Monday puzzle | Science | The Guardian
Alex Bellos's Monday puzzle | Science | The Guardian
Alex Bellos | The Guardian
Alex Bellos's Monday puzzle | Page 3 of 21 | Science | The Guardian
Alex Bellos's Monday puzzle | Science | The Guardian
Can you solve it? Are you smart enough to opt out of cookies? | Mathematics | The Guardian
Alex Bellos | Faber
Alex Bellos | Page 4 of 44 | The Guardian
Alex Bellos's Monday puzzle | Science | The Guardian
Adventures in puzzle-land: Sharpen your wits with Alex Bellos, the Guardian's puzzle expert | Guardian Masterclasses | The Guardian
Alex Bellos | The Guardian
Can you solve it? The sequence puzzles of a metagrobologist - video | Science | The Guardian
Perilous Problems for Puzzle Lovers: Math, Logic & Word Puzzles to Challenge Your Brain (Alex Bellos Puzzle Books): Bellos, Alex: 9781615197187: Amazon.com: Books
Can you solve it? Odd ones out and the puzzle for Hong Kong six-year-olds | Science | The Guardian
Alex Bellos | The Guardian
