School is out for summer, and for the Tackleford mystery team, that means lazy days, balmy evenings, and... creeping existential dread that threatens the whole

The Case of the Unwelcome Visitor is the sixth, pocket-sized book in John Allison's award-winning Bad Machinery series. School is out for summer, and for the Ta

From the bestselling author of Giant Days comes the latest pocket-sized volume in his beloved Bad Machinery series! It's that classic feud: mods versus rockers!

Time is a fickle creature, especially when there's wormhole in the science cupboard. When a strange boy who seems far too entranced by cell phones appears, it's

School is out for summer, and for the Tackleford mystery team, that means lazy days, balmy evenings, and... creeping existential dread that threatens the whole