Episode Title:
Acme Da Vinci.
Episode Description:
In trying to escape an enormous troll, Elspeth magically transports the Gwenmobile across a huge canyon. But she forgot to transport William and herself! To get across, they enlist the help of a crazy inventor, Acme da Vinci, whose inventions fall far short of their purpose. Can William make one of them work before the Troll eats them!?
