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
- Cat Hepburn – poetry reading
- Questions from schools
- Our Tower reading
- Dealing with Racists
- Discovering New Words
- What's Sputnik up to?
- Writing Tips with... Catherine Rayner
- Dogs in space
- Writing Fiction
- Questions from pupils

















