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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. Tom and Ross on starting to write and draw
    05:14
    Tom and Ross on starting to write and draw
  10. Where monsters come from
    03:38
    Where monsters come from
  11. Box Yourself
    03:44
    Box Yourself
  12. More questions for Sav
    02:00
    More questions for Sav
  13. Questions from the audience
    09:53
    Questions from the audience
  14. Emily's Books
    02:27
    Emily's Books
  15. Writing Tips with... Alastair Chisholm
    09:12
    Writing Tips with... Alastair Chisholm
  16. Favourite characters and Matthew Henson
    04:28
    Favourite characters and Matthew Henson
  17. Audience questions
    03:17
    Audience questions
  18. Desert island books
    02:27
    Desert island books
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