An exercise that provides a hands-on demonstration of the hydrolysis of aspirin is presented. The key to understanding the hydrolysis is recognizing that all six process may occur simultaneously and that the observed rate constant is the sum of the rate constants that one rate constant dominates the overall process.

The booklet is intended to share ideas about a variety of career awareness activities which now exist in the State of Washington. Activities in each of a number of schools are described briefly and are accompanied by photographs of students participating in the activities. Most of the projects are for elementary and junior high students, though a…

An enzyme exercise to address the problem of students inability to visualize chemical reaction at the molecular level is described. This exercise is designed as a dry lab exercise but can be modified into a classroom activity then can be augmented by a wet lab procedure, thereby providing students with a practical exposure to enzyme function.

The Idea Tree suggests a variety of ideas for using community resources in classroom activities. Several suggestions are made under each of the following headings: student assignments (individual activities, for later sharing, dealing with enrichment of the resource topic or to supplement background information); small group assignments; whole…

Guidelines help elementary educators understand what they will be teaching in science programs, how they will assess student learning, and how they will be trained. Science programs should develop scientific literacy via hands-on, collaborative, inquiry-oriented lessons centered on processes used by real scientists in their everyday work. (SM)

Primary sources such as diaries and census data from early nineteenth-century Sturbridge Village, Massachusetts are the basis for this set of resource packets. These supplementary packets, adaptable to various grade levels, help students explore questions about the pace of work in a rural society, the role of individuals in a farm family,…

The inservice teacher training packet, developed with help from the environmental education program of the Upper Mississippi River ECO-Center, is designed to help intermediate-level teachers develop teaching skills which will enable them to introduce environmental or outdoor education to their students and develop those concepts, attitudes, and…