Assessment Tools, Techniques, and Data Sources- free speech therapy assessment tools ,Assessment Tools, Techniques, and Data Sources. Following is a list of assessment tools, techniques, and data sources that can be used to assess speech and language ability. Clinicians select the most appropriate method (s) and measure (s) to use for a particular individual, based on his or her age, cultural background, and values; language ...18 free cognitive assessment tools | EatSpeakThink7/9/2018· The Yale Swallow Protocol, or 3-ounce water test, is a reliable, validated screening tool for adults and children. This protocol was developed by Steven B. Leder, PhD, CCC-SLP and Debra M. Suiter, PhD, CCC-SLP and has been extensively researched and written about. The screening tool may be used in any setting.