Discusses using what students already know about taking away objects when teaching subtraction and gives six lessons to develop language for discussing and recording subtraction situations that give meaning to the subtraction algorithm. (MKR)

Asserts that, in the social studies classroom, students' participation in language activities in which form, function, and audience are varied is a crucial dimension of their becoming effective citizens. Includes a table listing linguist Michael Halliday's seven purposes of language accompanied by classroom examples of each. (MJP)

This technical report presents concrete ways of meeting recommended practice by providing an overview of principles and practices in the area of second language acquisition. It discusses some of the major theories in the area of second language acquisition, as well as the developmental process of first and second language acquisition in the…