Howard McWilliam
2) Spaced out!
Author
Description
Malcolm, Dandy, and Grandma Eunice go to SciCon to meet the Ghost Stalkers--but when a ghost crashes the convention the Stalkers' equipment is useless, and it is up to the boys to show their heroes how it is really done.
3) Plop!
Author
Formats
Description
When Grandma Eunice gives Malcolm a strange bottle that she "won" during the 1939 World's Fair, it turns out to contain the ectoplasm of the performer that she tricked--so if Malcolm wants to keep his bottle he is going to have to figure out how to evict this stubborn ghost.