Title: How Things Work: The Inner Life of Everyday Machines, Author: Theodore Gray
Hardcover $12.00 $29.99 Current price is $12.00, Original price is $29.99.
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Hardcover $5.00 $8.00 Current price is $5.00, Original price is $8.00.
Title: Pavlov's Dog, Author: Adam Hart-Davis
Paperback $5.00 $10.00 Current price is $5.00, Original price is $10.00.
Title: Schrodinger's Cat, Author: Adam Hart-Davis
Paperback $5.00 $10.00 Current price is $5.00, Original price is $10.00.