Close menu
BBC Scotland
Authors Live

Audio & Video

You must enable JavaScript to play content
Beat the Calculator
View More From Kjartan Poskitt
Kjartan Poskitt proves what looks complicated can be simple.
  1. Beat the Calculator
    02:54
    Beat the Calculator
  2. 1089
    06:56
    1089
  3. Perfect pentagon
    04:14
    Perfect pentagon
  4. Fabulous flexagon
    02:05
    Fabulous flexagon
  5. Making Cubes
    05:26
    Making Cubes
  6. Prime number pizza
    04:24
    Prime number pizza
  7. Numerical masterclass
    03:20
    Numerical masterclass
  8. Q&A with Kjartan Poskitt
    05:19
    Q&A with Kjartan Poskitt
  9. Themes of The Infinite
    01:29
    Themes of The Infinite
  10. Questions from the audience
    09:53
    Questions from the audience
  11. Reading from The Crossing
    04:47
    Reading from The Crossing
  12. More questions
    01:42
    More questions
  13. Process of illustration and writing
    01:40
    Process of illustration and writing
  14. 100 Words on Friendship
    01:14
    100 Words on Friendship
  15. Making the change
    03:33
    Making the change
  16. A reading from Elizabeth
    02:18
    A reading from Elizabeth
  17. Hallowe'en in Scotland
    06:14
    Hallowe'en in Scotland
  18. How Books Start
    06:40
    How Books Start
    19. Now playing
    Up next