Unknown Binding
Published Sept. 9, 1990 by Perfection Learning Prebound.

William Sleator: The Boy Who Reversed Himself (1990, Perfection Learning Prebound)
Unknown Binding
Published Sept. 9, 1990 by Perfection Learning Prebound.
When Laura discovers that the unpopular boy living next door to her has the ability to go into the fourth dimension, she makes the dangerous decision to accompany him on his journeys there.