Kjartan Poskitt

Mer morderisk matte

2000

Morderisk matte

2000

På trynet i Melkeveien

2000

Borgon the Axeboy and the Dangerous Breakfast

2014

The Magic of Maths

2014

The Brain-Bending Basics

2014

Shapes and Measures

2014

The Most Epic Book of Maths EVER

2015

Borgon the Axeboy and the Prince's Shadow

2015

Borgon the Axeboy and the Whispering Temple

2015

Henry the Tudor Dude

2015

Maths Quest: Escape from Hotel Infinity

2017

The Runaway Pea

2019

Harry

2019

More Murderous Maths

1999

Guaranteed to Bend Your Brain

2008

The Essential Arithmetricks How to + - X [symbol for Divide]

1999

Fängslande matematik

2005