书籍简介

Book Briefs BOOK REVIEWS 223 Although these instructional materials have several points to recommend them, they have one major weakness; they are over-produced. The primary criticism is that the material contained in the student’s manual and teacher’s manual adds very little to the instructional volumes. The instructor’s manual is particularly disappointing in that it contains little but platitudes about individualized in- struction. Any user with the most fundamental educational trai