In 'The Sunshine Sleuths' Mary Webb introduces us to a likeable group of youngsters who are out for adventure - and find it. 'Why don't we form a sort of crime fighting gang, ' Luca suggested enthusiastically, 'we could keep our eyes open for anything suspicious and investigate it.' 'But nothing suspicious ever does happen round here, ' said Isabella. 'That's only because we're not looking for it, ' argued Luca, 'I bet...