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
- Making the change
- Cracking questions
- No Breathing in Class
- Flirting and locker room talk
- Pets
- Sue's presentation
- Inspired by travelling
- Joyful Poetry
- Start with a face
- Being Children’s Laureate

















