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
- Inspiration
- Respecting each other
- Rachel’s books and inspirations
- Reading from Grimwood: Attack of the Stink Monster
- The Black Flamingo
- Brian’s writing and favourite books
- School Questions
- Book Introduction
- Questions from schools
- A novel in verse

















