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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. How to draw a blobfish
    03:35
    How to draw a blobfish
  10. About Our Tower
    04:05
    About Our Tower
  11. What Can Boys Learn From This Novel?
    03:02
    What Can Boys Learn From This Novel?
  12. Characters and Themes
    04:51
    Characters and Themes
  13. What motivates writing and how do you develop ideas?
    04:19
    What motivates writing and how do you develop ideas?
  14. Keep going!
    01:28
    Keep going!
  15. A first science fiction novel
    00:44
    A first science fiction novel
  16. Authors Live with Ross Sayers
    31:15
    Authors Live with Ross Sayers
  17. Desert island books
    02:27
    Desert island books
  18. My Heart
    01:52
    My Heart
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