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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. The real world and the fictional world
    11:22
    The real world and the fictional world
  10. Kiran’s writing process
    05:08
    Kiran’s writing process
  11. This is a democracy
    00:39
    This is a democracy
  12. UK schools vs American schools
    02:13
    UK schools vs American schools
  13. Reading from The Boxer
    01:42
    Reading from The Boxer
  14. Questions from schools
    07:16
    Questions from schools
  15. Mental Health
    02:25
    Mental Health
  16. Did anyone encourage Ross MacKenzie to write books?
    00:48
    Did anyone encourage Ross MacKenzie to write books?
  17. Rachel’s books and inspirations
    06:29
    Rachel’s books and inspirations
  18. Reading from The Boy Who Made Monsters
    03:08
    Reading from The Boy Who Made Monsters
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