Effective Prototyping with Excel: A practical handbook for developers and designers (Interactive Technologies) MK | 2009 | ISBN: 0120885824 | 240 pages | PDF | 10 MB Although recognized as a key to the design process, prototyping often falls victim to budget cuts, deadlines, or lack of access to sophisticated tools. This can lead to sloppy and ineffective prototypes or the abandonment of them altogether. Rather than lose this important step, people are turning to Microsoft ExcelВ® to create effective, simple, and inexpensive prototypes. Conveniently, the software is available to nearly everyone, and most are proficient in its basic functionality