Out of the computer / written by Cam Gregory ; illustrated by Brent Putze -- The crypto files / written by Lisa Marlow ; illustrated by Manu Smith -- Olo and flea / written by Greg Banks ; illustrated by Daron Parton -- Den of thieves / written by John Jerome ; illustrated by Janet Cawood -- Dr Awkward / written by Alan Horsfield ; illustrated by Alan Cochrane -- The explosive trek / written by Tracey Reeder ; illustrated by Glenn Cooke