Billy is a bit of a worrier. He worries about hats and shoes. He worries about clouds and rain and giant birds. Most of all he worries about staying at other people's houses. His mum and dad try to help, but still Billy worries ... until a visit to hisgrandma's shows him how to overcome his fears with the aid of his imagination - and some tiny worry dolls.
No sooner has Alex splashed down off the coast of Australia than he finds himself sucked into another adventure. This time he's working for ASIS - the Australian Secret Service - and his target is the criminal underworld of South-East Asia: the ruthless world of the Snakehead.
from the back cover: Jeremy, it seems, has everything: a new bicycle, a pirate outfit, an enormous bag of lollipops ... But he won't share anything with Sam. Could it be, though, that Sam has something far more valuable?
Two twelve-year-old sleuths solve ten mysteries using Hawkeye's sketches of important clues.