1) Kid alone
Garvie Smith volume 2
David Fickling Books, Scholastic Inc
When a student from Marsh Academy is shot and killed and Detective Inspector Singh is assigned the case, Garvie Smith begins his own investigation into the murder. Meet Garvie Smith. Good-for-nothing scoundrel, genius, and sometime detective. Right in the middle of exams hell -- until now. A boy from Marsh Academy has been shot, with no clear motive and no clues. Disgraced police detective Raminder Singh is on the case, and he's determined to keep...
2) Running girl
Garvie Smith volume 1
David Fickling Books/Scholastic Inc
Garvie Smith is a sixteen-year-old with a genius level IQ, who can not be bothered with school, smokes cannabis, and hangs out with the bad boys--but when fifteen-year-old Chloe Dow is murdered he comes up against the ambitious Detective Inspector Singh, and both of them are determined to solve the case.