Theoretical considerations for peer and cross-age tutoring are presented, essential inqredients for effective programs are offered, and a practical approach used by consulting teachers to design and implement a cost-effective tutoring program in Barre, Vermont is described. Benefits for the tutor and tutee are pointed out, including that tutoring can enhance a student's self esteem. Noted among ingredients for effective tutoring are training for tutors in methodology as well as content, including pre-established instructional objectives and corresponding mastery tests in the tutoring program, and giving tutors incentive by increasing the visibility of their "teacher" role. The effectiveness of the Barre City Schools tutoring program is considered in terms of elementary pupil math score growth and demonstrated human competencies in the high school tutors. Brief sections describe the program, program goals, and program and finance data. Appended materials, which make up the bulk of the document, include sample forms, statistical data on the program effectiveness study, and a sample peer/cross-age tutor training packet. (SBH)