Everything you need to understand or teach Slaves of Spiegel by Daniel Pinkwater.
Slaves of Spiegel is a reminder that reading can be fun, that the act of reading can itself be a pleasure. The Fat Men space pirates who dominate the universe are suffering from the feeling that they have eaten everything worth eating and that there is nothing left for them to accomplish.
Their emperor Sargon—"Sargon the Fortunate, Sargon the Fantastic, Sargon the Fattest of the Fat"—decides to find something...