Intended for teachers of grades 5 and up, this unit provides 127 documents from California's history, 38 of which come from the California State Archives in Sacramento, one of the nation's largest and most sophisticated repositories for primary sources. The unit contains three elements: (1) a list of document descriptions, which includes a…

Describes two lessons in which a fifth grade teacher emphasized the mechanics of mathematics, such as carrying out various computational procedures, to her students. The first lesson introduced students to the concept of averages. In the second lesson, the teacher conducted class surveys to provide data for computing averages. (BB)