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Early drawings
Catherine talks about her memories of drawing when she was young
  1. Early drawings
    00:49
    Early drawings
  2. Beat the Calculator
    02:54
    Beat the Calculator
  3. 1089
    06:56
    1089
  4. Perfect pentagon
    04:14
    Perfect pentagon
  5. Fabulous flexagon
    02:05
    Fabulous flexagon
  6. Making Cubes
    05:26
    Making Cubes
  7. Prime number pizza
    04:24
    Prime number pizza
  8. Numerical masterclass
    03:20
    Numerical masterclass
  9. Q&A with Kjartan Poskitt
    05:19
    Q&A with Kjartan Poskitt
  10. The main characters
    03:46
    The main characters
  11. How to Train Your Dragon reading
    04:38
    How to Train Your Dragon reading
  12. Our Tower reading
    06:12
    Our Tower reading
  13. School days and writing
    07:07
    School days and writing
  14. About Our Tower
    04:05
    About Our Tower
  15. How did you plan the structure of the novel?
    02:38
    How did you plan the structure of the novel?
  16. Reading from Maddy Yip's guide to life
    09:49
    Reading from Maddy Yip's guide to life
  17. More Cookie Books
    01:04
    More Cookie Books
  18. Names and Questions
    07:57
    Names and Questions
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