The Interactive Textbook

Whither/wither the Physics Textbook in an Active/interactive Era?

The textbook still seems to be the core element in the large introductory university physics course, determining the content, pace, notation, and orientation taken by the instructor and students. Yet a number of trends seem to portend deep change in how the textbook is conceived and used. Few instructors are satisfied with the textbook: “It covers too many topics, it does them in the wrong orde...

study of cohesive devices in the textbook of english for the students of apsychology by rastegarpour

this study investigates the cohesive devices used in the textbook of english for the students of psychology. the research questions and hypotheses in the present study are based on what frequency and distribution of grammatical and lexical cohesive devices are. then, to answer the questions all grammatical and lexical cohesive devices in reading comprehension passages from 6 units of 21units th...

Textbook of the Rheumatic Diseases

An Evaluation of Interactive Boolean and Natural Language Searching with an Online Medical Textbook

Few studies have compared the interactive use of Boolean and natural language searching systems. We studied the use of three retrieval systems by senior medical students searching on queries generated by actual physicians in a clinical setting. The searchers were randomized to search on two of three different retrieval systems: a Boolean system, a word-based natural language system, and a conce...

ThE BEaUTy Of symmETry TEXTBOOK

TEXTBOOK UniT OBJECTiVEs Symmetry, in a mathematical sense, is a transformation that leaves an object • invariant. Some symmetries are understood as geometric motions. • Some symmetries are understood as algebraic operations. • When symmetries are combined, another symmetry is the result. • Symmetries form what is known as a group, which allows mathematicians to • perform a sort of " arithmetic...