Describes a cooperative research and construction project suitable for undergraduate physics students. Steps involved in the development of a device to demonstrate the distribution of molecular velocities in gases are detailed. (CP)

Describes the simple construction and operation of an inexpensive photographic enlarger. (CP)

Photographs are provided as an aid in the description of steps involved in the construction of an aquarium. (CP)

Short reports contributed on a variety of biology topics are presented. (CP)

Short reports contributed on a variety of topics in chemistry are presented. (CP)

A variety of topics in physics are covered by these contributed teaching and laboratory equipment suggestions. (CP)

The construction of a measurement device to determine elevation is described. Activities for use with the device for upper elementary and secondary students are included. (CP)

Describes the construction of an inexpensive visual aid to be used for explaining the dynamics of gases. (CP)

Bridges and similar constructions are highlighted in this book of guided lessons and activities for secondary school physics students. This program was developed by the Physics Curriculum Development Project under the auspices of the Physics Curriculum Innovation Committee. Contents include: (1) "Introduction" (presenting a rationale for…

Brief suggestions for laboratory and classroom instruction in various chemistry topics are provided. (CP)

Describes the planning and construction of an observatory and a planetarium for a secondary school astronomy class by a science teacher with help from the school and from the community. (DS)

Describes the construction and operation of a short Foucault pendulum, which indicates earth's rotation with less than 2 percent error. The pendulum is suitable for display either in a classroom or hallway. (SK)

Describes a session at the 1978 National Congress on Aerospace Education in which participants constructed devices and instructional materials. (CP)

Suggests teaching a unit on use of tools and machines which are common around most households. Provides a list of tools with related activities, focusing on carpentry, electricity, and plumbing. Suggestions for including science principles involved, possible field experiences, and a list of resources are also provided. (JM)

Described is a base-friction modeling technique for studying the development of collapse structures in jointed rocks. A moving belt beneath weak material is designed to simulate gravity. A description is given of the model frame construction. (Author/SA)