The tandem principle grows from the belief that foreign languages can be mutually supportive and informative if taught together. The pairing of French and German students for pattern practice in each other's native language is a practical application of the principle. (RS)

An experiment is reported involving the teaching of the agreement of the past participle without an auxiliary verb, with "avoir" and with "etre," patterned after the studies of S. Roller in 1952-53 in this area. The initial experimentation is updated and involves the use of a Skinnerian model of programed instruction. The objectives, operational…

Primary types of three-phase pattern drills for language instruction are illustrated and discussed in this teacher's guide. French, German, Italian, and Spanish sample drills are developed in each of five classifications: (1) replacement, (2) transformation, (3) analogy, (4) fixed-increment, and (5) paired sentences. Instructional procedures,…