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
- Ideas and inspirational teachers
- More questions
- Our Tower reading
- Crackledawn
- Ideas
- Going around gardens!
- Stories are people
- I can do this!
- Wishes
- A question from Twitter

















