The play "The Book That Saved The Earth" written by Claire Boiko is centred around a nursery rhyme titled "Mother Goose".
 
Do you think a single book has stopped an alien planet from invading Mother Earth? Read the whole story to know what happened at the end.
 
Characters involved:

Historian
Lieutenant Iota
Great and Mighty Think-Tank
Segeant Oop
Apprentice Noodle
Offstage Voice
Captain Omega