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
- Studio questions
- The power of fantasy fiction
- Authors Live with Holly Bourne
- Questions from schools
- Desert island books
- Steven Lenton's illustrations
- Prez
- The poetry community
- School days
- The World of the Crossing

















