Posit, Kjartan
Murderous maths / The secrets of sums
by Kjartan Poskitt.
- London Scholastic 2014
- 208 pages : illustrations ; 18.5 x 14.5 cm
- .
9781407147239
Arithmetic -- Juvenile literature
Mathematics -- Juvenile literature
Mathematical recreations -- Juvenile literature
513.2 P8557m 2014