Homepage

Accessibility links

  • Skip to content
  • Accessibility Help
BBC Account
Notifications
  • Home
  • News
  • Sport
  • Weather
  • iPlayer
  • Sounds
  • Bitesize
  • CBeebies
  • CBBC
  • Food
  • Home
  • News
  • Sport
  • Business
  • Innovation
  • Culture
  • Travel
  • Earth
  • Video
  • Live
More menu
Search BBC
  • Home
  • News
  • Sport
  • Weather
  • iPlayer
  • Sounds
  • Bitesize
  • CBeebies
  • CBBC
  • Food
  • Home
  • News
  • Sport
  • Business
  • Innovation
  • Culture
  • Travel
  • Earth
  • Video
  • Live
Close menu
BBC Scotland
Authors Live
  • Home
  • Events (2010 – present)
  • About Authors Live
  • Authors Live on iPlayer
  • Learn at BBC Scotland

Audio & Video

You must enable JavaScript to play content
1089
View More From Kjartan Poskitt
Discover the mystery behind the number 1089.
  1. 1089
    06:56
    1089
    View More From Kjartan Poskitt
  2. Beat the Calculator
    02:54
    Beat the Calculator
    View More From Kjartan Poskitt
  3. Perfect pentagon
    04:14
    Perfect pentagon
    View More From Kjartan Poskitt
  4. Fabulous flexagon
    02:05
    Fabulous flexagon
    View More From Kjartan Poskitt
  5. Making Cubes
    05:26
    Making Cubes
    View More From Kjartan Poskitt
  6. Prime number pizza
    04:24
    Prime number pizza
    View More From Kjartan Poskitt
  7. Numerical masterclass
    03:20
    Numerical masterclass
    View More From Kjartan Poskitt
  8. Q&A with Kjartan Poskitt
    05:19
    Q&A with Kjartan Poskitt
    View More From Kjartan Poskitt
  9. How did you plan the structure of the novel?
    02:38
    How did you plan the structure of the novel?
  10. Comics
    04:26
    Comics
  11. Using Scotland as a setting
    01:06
    Using Scotland as a setting
  12. Kiran’s writing process
    05:08
    Kiran’s writing process
  13. Sputnik
    00:55
    Sputnik
  14. Emily's Books
    02:27
    Emily's Books
  15. Phil’s characters
    05:36
    Phil’s characters
  16. Toxic Relationships
    04:42
    Toxic Relationships
  17. Cookie’s Brain Busting Quiz
    06:44
    Cookie’s Brain Busting Quiz
  18. Would any of your characters make a good therapet?
    01:05
    Would any of your characters make a good therapet?
  19. Now playing
    Up next
  • Cymraeg
  • Gàidhlig
  • Gaeilge

Explore the BBC

  • Home
  • News
  • Sport
  • Weather
  • iPlayer
  • Sounds
  • Bitesize
  • CBeebies
  • CBBC
  • Food
  • Home
  • News
  • Sport
  • Business
  • Innovation
  • Culture
  • Travel
  • Earth
  • Video
  • Live
  • Terms of Use
  • About the BBC
  • Privacy Policy
  • Privacy Policy
  • Cookies
  • Cookies
  • Accessibility Help
  • Parental Guidance
  • Contact the BBC
  • Make an editorial complaint
  • BBC emails for you
  • Advertise with us
Copyright © 2026 BBC. The BBC is not responsible for the content of external sites. Read about our approach to external linking.

You might also like:

news | sport | weather | worklife | travel | future | culture | world | business | technology