This resource guide, second in a series of three volumes, is a compilation of assessment instruments, tools, or checklists. These instruments were submitted by active professionals in the field of assistive technology and demonstrate the range of instrumentation in use today. Each item submitted is reviewed according to a standard format that includes format of instrument, domains, purpose, population, setting of administration, materials and tools required, method, types of data, cost, sample questions, accommodations, interpretation of data, reported reliability and validity, advantages, disadvantages, special accommodations, recommendations for future use, and contact information. Following the review, selected pages from the actual instrument or the instrument in its entirety is provided. Instruments are divided into the following areas: (1) general clinical (pre, post assessment and information gathering); (2) clinical for augmentative and alternative communication; (3) clinical for wheeled seating and mobility; (4) special education, including Assessment for Assistive Technology System Selection Guide, Assistive Technology Evaluation Questionnaires, and the Assistive Technology Screener; (5) computer access; (6) cognitive functioning; and (7) consumer satisfaction. (CR)