Dan Appleman's Win32 API Puzzle Book and Tutorial for Visual Basic Programmer 32 programs provide challenging "puzzle" that will test the skills of any advanced or intermediate Visual Basic programmer. The problem began simply enough, with the puzzle that looks at the basics of Win32 C API API calls, such as taking the error message and graphics. The author provides a tutorial on various aspects of VB programming C Win32 APIs, including C to VB data types, parameter passing (by value and pointer) and some good material about how the call stack works for Windows DLLs. Two final sections discuss the Win32 API Service (to start and stop the Win32 service) and how to access the Windows NT Event Log. Overall, this book provides expert knowledge to get the most out of VB Win32 C API calls in a format that is always challenging and often entertaining.