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
- The World of the Crossing
- Introduction to the Twitchers
- Questions
- Mental Health
- Our Tower reading
- School Questions
- How to Draw Granville's Body
- Questions from Schools
- Reading The Undefeated
- Wizards of Once reading

















