It is a tool or technique which suggest that if we look in to solution for some problem then that solution may already be available in some other manner. It works on 7 rules or principal like substitute. combine , adapt, modify, put to reuse or another use, eliminate and reverse. these principles form a checklist that can be used to find solutions pertaining to existing programs or products. each letter in SCAMPER indicates a different manner by which we can look into the features of that particular product and look for new ideas or increase or enhance creativity