🚀 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
7,129 $
The Perfect Sausage and Other (Murderous Maths)

The Perfect Sausage and Other (Murderous Maths)

5
4,269 $
Murderous Maths Collection 10 Books Set Paperback – January 1, 2009

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

4.6
42,719 $
Murderous Maths Guaranteed to Mash Your Mind

Murderous Maths Guaranteed to Mash Your Mind

3.6
4,839 G$
Codes: How to Make Them and Break Them!

Codes: How to Make Them and Break Them!

4.6
8,959 $
Awesome Arithmetricks (Murderous Maths)

Awesome Arithmetricks (Murderous Maths)

4.3
3,059 $
Agatha Parrot and the Odd Street School Ghost

Agatha Parrot and the Odd Street School Ghost

3.9
3,201 $
Murderous Maths

Murderous Maths

4.2
10,556 $
Murderous Maths Set Ss Paperback – 1 Jan. 2018

Murderous Maths Set Ss Paperback – 1 Jan. 2018

4.4
14,359 $
The Runaway Pea Left Behind

The Runaway Pea Left Behind

4.7
14,159 $
Gobsmacking Galaxy (Totally)

Gobsmacking Galaxy (Totally)

4
FREE
Shapes and Measures (Murderous Maths)

Shapes and Measures (Murderous Maths)

4.8
8,239 $
Savage Shapes (Murderous Maths)

Savage Shapes (Murderous Maths)

5
760 $
Harry Houdini (The First Names Series)

Harry Houdini (The First Names Series)

5
2,611 $
The Runaway Pea

The Runaway Pea

4,032 $
Murderous Maths: The Power of Ten Box Set

Murderous Maths: The Power of Ten Box Set

4.6
19,959 $
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
10,501 $
The Secrets of Sums (Murderous Maths)

The Secrets of Sums (Murderous Maths)

4.5
12,289 $
The Brain-Bending Basics (Murderous Maths)

The Brain-Bending Basics (Murderous Maths)

4.4
13,849 $
Murderous Maths Box Set Se Paperback – 4 Aug. 2011

Murderous Maths Box Set Se Paperback – 4 Aug. 2011

4.7
21,449 $
Gobsmacking Galaxy (Totally)

Gobsmacking Galaxy (Totally)

4.6
8,519 $
Murderous Maths 4 Book Set Collection By Kjartan Poskitt Maths - NEW

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

4.4
4,000 $
The Runaway Pea Washed Away

The Runaway Pea Washed Away

4.7
17,419 $
Murderous Maths Set Ss

Murderous Maths Set Ss

3.8
28,519 $
The Phantom X (Murderous Maths)

The Phantom X (Murderous Maths)

4.3
18,179 $
Murderous Maths (Knowledge)

Murderous Maths (Knowledge)

4.3
4,259 $
Codes: How to Make Them and Break Them!

Codes: How to Make Them and Break Them!

4.6
19,649 $
The Runaway Pea Washed Away

The Runaway Pea Washed Away

4,526 $
Henry the Tudor Dude

Henry the Tudor Dude

13,189 $
The Magic of Maths (Murderous Maths)

The Magic of Maths (Murderous Maths)

3,659 G$
Escape from Hotel Infinity (Numbers) (Mission Math)

Escape from Hotel Infinity (Numbers) (Mission Math)

5,616 $
Awesome Arithmetricks: How to + - X (Murderous Maths)

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

4.4
21,479 $
Agatha Parrot and the Heart of Mud

Agatha Parrot and the Heart of Mud

4.5
9,829 $
Borgon the Axeboy and the Prince's Shadow

Borgon the Axeboy and the Prince's Shadow

1,039 $
Borgon the Axeboy and the Dangerous Breakfast

Borgon the Axeboy and the Dangerous Breakfast

4.4
4,119 $
The Runaway Pea

The Runaway Pea

4,197 $
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
4,451 $
Mega Math Maze: A Multiplication Adventure

Mega Math Maze: A Multiplication Adventure

2,615 $
Easy Questions, Evil Answers (Murderous Maths)

Easy Questions, Evil Answers (Murderous Maths)

3,759 $
Easy Questions, Evil Answers (Murderous Maths)

Easy Questions, Evil Answers (Murderous Maths)

5
8,159 $
The Mean and Vulgar Bits (Murderous Maths)

The Mean and Vulgar Bits (Murderous Maths)

4
FREE
Runaway Pea 2

Runaway Pea 2

4.7
15,159 $
Sammy's Magic Garden (Acting Edition S.)

Sammy's Magic Garden (Acting Edition S.)

22,189 $