Audio & Video
Beat the Calculator
Kjartan Poskitt proves what looks complicated can be simple.
- Beat the Calculator
- 1089
- Perfect pentagon
- Fabulous flexagon
- Making Cubes
- Prime number pizza
- Numerical masterclass
- Q&A with Kjartan Poskitt
- What are you favourite things about books?
- Sue's early influences
- Introducing us to new historical figures
- More questions for Sav
- How to draw emotions
- Ideas
- This is a democracy
- Working with an illustrator
- Elle and the characters of The Infinite
- The Black Flamingo

















