Describes a learning center game which deals with the needs of dogs and cats in the winter months. Provides background information on the potential risks to pets during cold weather. Contains the game cards, along with assembly instructions and the rules of the games. (TW)

Outlines steps for casting insects in permanent molds prepared from commercially available liquid plastic. Also describes dry mountings in glass, acrylic, and petri dishes. The rationale for specimen use, hints for producing quality results, purchasing information, and safety precautions are considered. (DH)

Illustrates a method by which individual students or small groups can make a compact, self-sufficient system supplying all the growth needs for bean sprouts. Outlines several activities that can be completed while the bean sprouts are growing. (DH)

Describes activities in which students: (1) propose creative atomic models that account for observed properties and predict additional experimental data; (2) calculate empirical formulas for 27 binary compounds; (3) propose a model to explain why certain elements have certain valences; and (4) arrange hypothetical elements into a periodic chart.…

Describes the distinctive characteristics of mammals and compares modern mammals with their prehistoric relatives as well as with other animal groups. Includes activities and ready-to-copy games, illustrations, and diagrams of wolves, vertebrates, and past and present mammals. (ML)

Presents a predator-prey simulation which involves students in collecting data, solving problems, and making predictions on the evolution of prey populations. Provides directives on how to perform the chi-square test and also includes an Applesoft BASK program that performs the calculations. (ML)

Provides descriptions of activities and programs that have been successful with secondary science students. Includes ideas related to repairing radio-controlled cars, cooperative science-library center, observation exercises, recordkeeping skills and peer grading, DC power supply, chemistry of poison ivy, spore science, and a tic-tac-toe review…

Materials needed, recommended age level(s), subject area(s), and strategies are provided for activities in which dinosaurs are used in art, music, writing, and other creative media (such as using the dinosaur theme to create advertisements). Ready-to-copy student materials are included. (JN)

Provides (1) background information on global winds, air masses, fronts, and pressure systems; (2) five activities on this topic; and (3) a ready-to-copy coloring page and worksheet. Each activity includes an objective, list of materials needed, recommended age level(s), subject area(s), and instructional strategies. (JN)

Provides background information on collecting and identifying aquatic invertebrates, indicating that inconspicuous larvae and nymphs can be more easily identified according to their mode of feeding for which they are morphologically and behaviorally adapted. Descriptions of various types are included along with a key to functional feeding groups.…

Assesses the benefits of a minizoo project which incorporates an animal lending program. Describes the instructional opportunities made available to teachers and students through this offering. Also explains the functions and activities of an animal club for children. (ML)

Describes the goals, procedures, and activities of a Computers in Chemistry course for undergraduate chemistry majors. Provides a listing of topics which have user-friendly programs and of representative activities which have been incorporated into the course. Also includes suggestions for student assignments. (ML)

Describes a laboratory exercise that introduces physics students to graphing. Presents the program format and sample output of a computer simulation of an experiment which tests the effects of sound intensity on the crawling speed of a snail. Provides students with practice in making exponential or logarithmic graphs. (ML)

Introduces questions and activities involving soap bubbles which provide students with experiences in prediction and logic. Examines commonly held false conceptions related to the shapes that bubbles take and provides correct explanations for the phenomenon. (ML)

Gives introductory information about the study of small mammals including the selection and use of harmless live-traps, handling and identification, techniques for observation and trapping in the wild, and safety measures. Suggests useful references for teachers wishing to develop a small mammal study program for their students. (JHZ)