Describes activities for secondary earth science and biology classes in collecting, preparing, mounting, and manipulating microfossils. (SL)

Describes a number of activities relating to the observation and study of trees. (SL)

Suggests using ring doves in the classroom for observing behavior patterns and the entire reproductive cycle. Requirements for space, food, and care are minimal and easily obtained. Students can observe: male participation in nest-building; care of young; and (using candlelight) embryos and heartbeats because of the thin egg shells these birds…

Described is a method of rearing common house flies in a biology laboratory. Included are 16 suggested biological investigations utilizing the house-fly. (SL)

Described is an introductory life science course which introduces students to questions relating social values and science. Suggested lecture, laboratory, and discussion exercises are included. (SL)

Described are activities that can be performed in the classroom by observing living hermit crabs. Tips for the care, feeding, and keeping of crabs in the classroom are also included. (SL)

Described are various activities for studying the behavior of pill bugs (isopods) in the classroom. Details for constructing an observation box are also included. (SL)

Described are techniques for studying spiders in the field. Included is a description of the spider's web building techniques with diagrams, and methods of photographing spider webs. (SL)

This transition, observed with an inexpensive ultraviolet photometer, is a potentially useful experiment for an advanced freshman class because it introduces several concepts of general physical interest. (DF)

Provides laboratory design and materials needed to have students prepare cell cultures. Necessary techniques are explained along with an outline of some basic and advanced exercises. (DS)