Drag each book onto its author - match all 10!
Books
Synthetic Men of Mars
The World of Null-A
Kallocain
Time Must Have a Stop
Sirius
The Invention of Morel
Orphans of the Sky
That Hideous Strength
Darker Than You Think
Nineteen Eighty-Four
Authors
Adolfo Bioy Casares
Robert A. Heinlein
C. S. Lewis
A. E. van Vogt
Edgar Rice Burroughs
Aldous Huxley
Olaf Stapledon
George Orwell
Karin Boye
Jack Williamson
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