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
- Discussing illustration
- Reading from The Infinite
- Dealing with Racists
- Questions from schools
- Sue's presentation
- Reading from The Crossover
- The Undefeated
- Questions from schools
- Questions from schools
- Truth and Lies

















