Find the keycode (ISBN#) on the front copyright page of the book. Insert that number into the field below and a popup will appear asking you for a location of where to save the zip file. Save the file in your "wordsearch" folder in your "my documents". Extract the zip file and then open wordsearch to confirm. * Please note that if you recieve a "404 Error: Page not found, you either typed in the code incorrectly or the book has not been uploaded yet. Hit back and try again or contact us at "info@pneumatikos.com".