Release Message:  Johnny Maxwell and his friends discover that the shopping cart that a local bag lady pushes around is in fact a time machine. Based on the novel by Terry Pratchett.

Description:  Johnny Maxwell and his friends discover that the shopping cart that a local bag lady pushes around is in fact a time machine. But when they travel to 1941 they accidentally change history and Johnny's grandmother is killed by a German bomb before she even marries his grandfather.