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
- Wordplay
- Did anyone encourage Ross MacKenzie to write books?
- This is a democracy
- Introducing Sav Akyuz
- Book Introduction
- School Questions
- A reading from Elizabeth
- Final thoughts
- There’s Nothing Cuter Than A Puppy
- Diving Poem

















