[1] Earthquake! / written by Frank Pedersen ; illustrated by Graeme Tavendale -- [2] Germ warfare / written by John Parsons -- [3] Inspector Grub and the fizzer-X spy / written by Quentin Flynn ; illustrated by Brent Putze -- [4] Jaguar attack! / written by John Parsons ; illustrated by Donna Cross -- [5] Vanished! / written by Susan Griffiths.