🚀 We’re in Beta!

Meet our new design. Everything works as usual, but if anything feels off, give us a ping.

Shop Premium Kjartan Poskitt Exclusives Online

Experience Kjartan Poskitt’s legacy of excellence with premium offerings for every need.

The Secrets of Sums: 1 (Murderous Maths)

The Secrets of Sums: 1 (Murderous Maths)

4.6
2,249 G
The Perfect Sausage and Other (Murderous Maths)

The Perfect Sausage and Other (Murderous Maths)

5
1,349 G
Murderous Maths Collection 10 Books Set Paperback – January 1, 2009

Murderous Maths Collection 10 Books Set Paperback – January 1, 2009

4.6
10,809 G
Murderous Maths Guaranteed to Mash Your Mind

Murderous Maths Guaranteed to Mash Your Mind

3.6
1,529 G
Codes: How to Make Them and Break Them!

Codes: How to Make Them and Break Them!

4.6
2,089 G
Awesome Arithmetricks (Murderous Maths)

Awesome Arithmetricks (Murderous Maths)

4.3
964 G
Agatha Parrot and the Odd Street School Ghost

Agatha Parrot and the Odd Street School Ghost

3.9
2,017 G
Murderous Maths

Murderous Maths

4.2
6,652 G
Murderous Maths Set Ss Paperback – 1 Jan. 2018

Murderous Maths Set Ss Paperback – 1 Jan. 2018

4.4
4,489 G
The Runaway Pea Left Behind

The Runaway Pea Left Behind

4.7
4,499 G
Gobsmacking Galaxy (Totally)

Gobsmacking Galaxy (Totally)

4
FREE
Shapes and Measures (Murderous Maths)

Shapes and Measures (Murderous Maths)

4.8
2,599 G
Harry Houdini (The First Names Series)

Harry Houdini (The First Names Series)

5
1,647 G
Savage Shapes (Murderous Maths)

Savage Shapes (Murderous Maths)

5
479 G
The Runaway Pea

The Runaway Pea

2,559 G
Murderous Maths: The Power of Ten Box Set

Murderous Maths: The Power of Ten Box Set

4.6
6,159 G
Everyday Maths for Grown-ups: Getting to grips with the basics

Everyday Maths for Grown-ups: Getting to grips with the basics

4.7
FREE
Murderous Math X 10 Books Slip

Murderous Math X 10 Books Slip

4.6
6,618 G
The Secrets of Sums (Murderous Maths)

The Secrets of Sums (Murderous Maths)

4.5
3,909 G
The Brain-Bending Basics (Murderous Maths)

The Brain-Bending Basics (Murderous Maths)

4.4
4,399 G
Murderous Maths Box Set Se Paperback – 4 Aug. 2011

Murderous Maths Box Set Se Paperback – 4 Aug. 2011

4.7
6,649 G
Gobsmacking Galaxy (Totally)

Gobsmacking Galaxy (Totally)

4.6
2,689 G
Murderous Maths 4 Book Set Collection By Kjartan Poskitt Maths - NEW

Murderous Maths 4 Book Set Collection By Kjartan Poskitt Maths - NEW

4.4
2,524 G
Murderous Maths Set Ss

Murderous Maths Set Ss

3.8
9,019 G
The Runaway Pea Washed Away

The Runaway Pea Washed Away

4.7
5,529 G
The Phantom X (Murderous Maths)

The Phantom X (Murderous Maths)

4.3
5,029 G
Murderous Maths (Knowledge)

Murderous Maths (Knowledge)

4.3
1,339 G
Codes: How to Make Them and Break Them!

Codes: How to Make Them and Break Them!

4.6
6,229 G
The Runaway Pea Washed Away

The Runaway Pea Washed Away

2,853 G
The Magic of Maths (Murderous Maths)

The Magic of Maths (Murderous Maths)

1,649 G
Henry the Tudor Dude

Henry the Tudor Dude

4,199 G
Escape from Hotel Infinity (Numbers) (Mission Math)

Escape from Hotel Infinity (Numbers) (Mission Math)

3,559 G
Awesome Arithmetricks: How to + - X (Murderous Maths)

Awesome Arithmetricks: How to + - X (Murderous Maths)

4.4
6,809 G
Agatha Parrot and the Heart of Mud

Agatha Parrot and the Heart of Mud

4.5
3,099 G
Borgon the Axeboy and the Prince's Shadow

Borgon the Axeboy and the Prince's Shadow

655 G
Borgon the Axeboy and the Dangerous Breakfast

Borgon the Axeboy and the Dangerous Breakfast

4.4
1,299 G
The Runaway Pea

The Runaway Pea

2,646 G
Murderous Maths: Key To The Universe

Murderous Maths: Key To The Universe

FREE
Murderous Maths Guaranteed to Bend Your Brain

Murderous Maths Guaranteed to Bend Your Brain

4.5
2,821 G
Mega Math Maze: A Multiplication Adventure

Mega Math Maze: A Multiplication Adventure

1,648 G
Easy Questions, Evil Answers (Murderous Maths)

Easy Questions, Evil Answers (Murderous Maths)

2,382 G
Easy Questions, Evil Answers (Murderous Maths)

Easy Questions, Evil Answers (Murderous Maths)

5
2,569 G
The Mean and Vulgar Bits (Murderous Maths)

The Mean and Vulgar Bits (Murderous Maths)

4
FREE
Runaway Pea 2

Runaway Pea 2

4.7
4,809 G
Sammy's Magic Garden (Acting Edition S.)

Sammy's Magic Garden (Acting Edition S.)

7,029 G