Seven suggested activities for use in biology classrooms are described. (HM)

Presents thirteen selected chemistry activities which could be used in school chemistry courses. (HM)

Presents five selected physics activities which could be used in school physics courses. (HM)

Describes classroom-developed science and mathematics backpacks, self-contained educational packets developed around a theme or concept and designed to be completed at home. Presents generalized contents, a sample backpack on colors, and the backpack's advantages, including promotion of active learning, family involvement, curriculum integration,…

With "Chemical Abstracts" and "Science Citation Index" both now available for citation searching, this study compares the duplication and uniqueness of citing references for works of chemistry researchers for the years 1999-2001. The two indexes cover very similar source material. This analysis of SciFinder Scholar and Web of…

Instructions for the construction of this instrument and its use are presented. The use of common materials is emphasized. (CW)

Presented are suggestions for using human pedigrees in the classroom and a generic pedigree that can be modified and used by instructors to provide variants for analysis. Eight single-gene mechanisms of inheritance are defined for use in this activity. (CW)

Presented are two demonstrations; "Heat of Solution and Colligative Properties: An Illustration of Enthalpy and Entropy," and "A Vapor Pressure Demonstration." Included are lists of materials and experimental procedures. Apparatus needed are illustrated. (CW)

Reviewed are two computer software packages including "ATOMS-Atomic Structure Display," and "Desktop Molecular Modeller." Discussed are hardware, components, level, cost, strengths, weaknesses, and value for teaching. (CW)

The principles and procedures for three enthalpimetric measurement experiments including a determination of the water equivalent mass of the calorimeter, the calibration of the instrument, and determination of the dissociation heat of boric acid performed with a teacher-made instrument are presented. Suggestions for further experiments are…

Discussed are the reasons for the changing of the seasons on earth. Included are 27 activities which can be used to teach geography and the seasons. Diagrams of planetary motion and climatographs are presented. (CW)

An activity is described in which students learn modeling skills by creating concrete models with familiar objects. Teaching methods, materials, procedures, and outcomes are discussed. (CW)

Activity suggestions for the months of September and October are provided in a calendar format. In addition, two activity sheets, which provide detailed information for studying the moon and the alphabet including materials, and procedures are provided. (CW)

Describes activities for developing mathematical and science process skills using the labels on food packages. Provides objectives, rationale, lesson outlines, procedures, worksheets, evaluation, teacher notes, extensions, and student worksheets for the activities. (YP)

Introduces a science curriculum for junior secondary schools in Botswana. Describes the country's background and how the curriculum is related to local and national needs. Provides a list of syllabus topics and a list of general and lesson objectives from one topic. (Author/YP)