Description: (Moose Jaw Time Travel Adventure #4) Grandpa has asked Andrea and Tony to go back in time on an urgent mission that takes them into the dark tunnels under Moose Jaw again. They quickly reconnect with friends from the past only to discover that dangerous things are happening! There are scary encounters and people wearing eerie hoods. What must Andrea and Tony do to stop these strangers from carrying out their hateful plans? Can they complete their mission and return to the present before time runs out?

Updated and republished by DriverWorks Ink and Emmbee Ink.

This updated fourth book in the bestselling Canadian children’s adventure series features modernized language, 12 black and white illustrations, Historical Notes, Resources, Discussion Questions, You Be The Writer, and Other Fun Activities sections.