The Schwa was Here
by Neal Shusterman. Penguin USA, 2004.
About
91´«Ã½
When Antsy Bonano realizes that his friend Calvin Schwa is functionally invisible, they decide to use this "Schwa Effect" to make some big bucks. Their plan works wonderfully until they are caught in loony Old Man Crawley's apartment.
Details
ISBN:
0-525-47182-0