Interaction and systems
Subtitle: teacher's guide
By: Herbert D. Thier ... [et al.]
Contributors: Thier, Herbert D; Delta Education (Firm)
Series: The SCIIS program
Publisher: Delta Education
Published: 1988
Place of publication: Hudson, NH
Language: eng
Number of pages: 116
Subjects: Science -- Study and teaching (Elementary); Science -- Study and teaching (Primary); Physical sciences -- Study and teaching (Elementary); Physical sciences -- Study and teaching (Primary)
Description: Emphasizes the concepts and processes of interaction, system, evidence of interaction, and interaction at a distance
Notes: Loose-leaf

Level 2