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
- Chae is Dr Who
- Chocolate Cake
- Question and Answer - Part 2
- Phil’s characters
- Three pointers for writers
- Questions from schools
- Reading The Undefeated
- Questions from schools
- There's Broccoli in my Ice Cream! - Part 2
- Rachel’s books and inspirations

















