Kjartan Poskitt

122 Turn Offs

Attack of the killer puzzles (Killer puzzles)

Baltali Kahraman Urgum ile Goo Goo Bah!

Baltali Kahraman - Urgun Atesten Taht

Decode the Deadliest Joke in the Universe (Puzzle Books S.)

Eglenceli Bilgi - Bas Belasi Kesirler

Eglenceli Bilgi - Havali Dört Islem

Eglenceli Bilgi-Zeka Büyücü Matematik

Gobsmacking Galaxy

Henry the Tudor Dude

Ma s morti feras mates

Maths Adventure (Flip-flap Journeys)

More Murderous Maths (Knowledge)

Murderous Maths

Murderous Maths of Everything

Ni zhen de hui [jia jian cheng chu] ma

Pantsacadabra!

Professor Fiendish's Book of Brain-benders (Murderous Maths)

Savage shapes

Tai kong lu xing ji =