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
- Questions from pupils
- Sport brings us together
- Why comics matter
- Draw the Light Ship
- Keep going!
- Would any of your characters make a good therapet?
- Elle and the characters of The Infinite
- Writing Haikus
- Sue's early influences
- Cookie’s Brain Busting Quiz

















