Major differences found were that inner-city teachers talked more about procedural activities, while advantaged teachers talked more about cognitive activities, and that advantaged students had twice as much student-initiated talk as disadvantaged. (RT)

Description of the Science Curriculum Improvement Study (SCIS) includes: nature of program psychological bases, learning environment, instructional materials, evaluation, and role of the teacher. Orients the reader to the SCIS program and reviews related literature and research. Bibliography. (BR)

Sixth grade students with cooperative direction of departmentalized reading and science teachers develop questions for research papers and activity projects during aerospace science unit. Student initiative and self-direction and teacher guidance are emphasized in the individualized reading instruction and small group science activities. (JM)

Reports study of grade five children for sequence in acquisition and hierarchy of behaviors using Elementary Science Study (ESS) Attribute Blocks. Results suggest failure to acquire simple behaviors may result in higher probability of failure in performance of more complex behaviors. (JM)

Describes operation of and selected exhibits at London's Natural History Museum. Also discusses activities and services of a special teachers' center at the museum. The center is designed to facilitate contacts between museum staff and teachers who want to bring their students to the museum. (JN)

A fourth-grade science teacher turns a classroom incident of flatulence into a wide-ranging science discussion. He advocates spontaneous, almost random, free-flowing lessons; exploitation of charged subjects (including death, sex, disease); and nonlinear, yet organically organized, purposeful connections of various subjects leading to satisfying…

Provided are activities and demonstrations which can be used to teach infants about the nature of air, uses of air, and objects that fly in the air. The latter include airships, hot-air balloons, kites, parachutes, airplanes, and Hovercraft. (JN)

Provides educators involved with preservice and inservice training programs with a description of some resources available for sensitizing science teachers to the special needs of handicapped students. Most references have been developed by science teachers who have had direct experiences with these children. (JN)

Discusses the anatomy and physiology of the horseshoe crab (Limulus polyphemus). Includes comments on the habitat of and research studies using this organism. (JN)