Offers arguments for the use of published textbook material as a basis on which to mold the unpredictable interactions necessary to classroom language learning. Suggests that textbooks are useful for orientation and independent study and describes the gradual process of replacement by which new textbook materials evolve. (Author/MES)

In the fall of 1984, the Education Commission of the States (ECS) was awarded a grant from the U.S. Secretary of Education's Discretionary Fund to identify alternative state roles for improving instructional materials in mathematics. To help state leaders define an appropriate and effective role in upgrading these materials, ECS proposed first to…