Kjartan Poskitt

Kjartan Poskitt (born 15 May 1956 in York) is a British author and TV presenter who is best known for writing the Murderous Maths children's series of books.

Kjartan Poskitt

Kjartan Poskitt (born 15 May 1956 in York) is a British author and TV presenter who is best known for writing the Murderous Maths children's series of books.