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
- Books and confidence
- Why comics matter
- He Had a Little Sticker
- Chocolate Cake
- How Books Start
- How Catherine works
- A question from Blake
- Cuiken Primary film
- Manjeet’s writing process
- Taking Up Boxing

















