While school textbooks are assumed to be written for and used by students, it is widely acknowledged that they also serve a vital support function for teachers, particularly in times of curriculum change. A basic assumption is that biology textbooks are scientifically accurate. Furthermore, because of the negative impact of…

Describes an episode involving conditional statements and the notion of logical equivalence that occurred in a 10th-grade college-preparatory geometry class. Illustrates some of the confusion that can arise in connection with this topic, for both students and teachers. (ASK)

Describes a pattern of failure to apply relevant scientific principles among pupils. Tenth grade Israeli students were tested and later interviewed in order to determine areas of knowledge in which there was some question concerning knowledge of scientific principles. Suggests that teachers must involve the pupils in situations in which erroneous…

Examines gender stereotyping, homonegativity, and erroneous beliefs about sexual coercion among adolescents. Responses from 1,045 questionnaires from tenth- and twelfth-grade students show males are more homonegative, gender stereotypic, and supportive of erroneous beliefs about sexual coercion than are female adolescents. Additionally, findings…

Found grades in science achieved by tenth-grade general science students correlated with their scores on Propositional Logic Test. The students' ability level was consistently related to the pattern of errors they committed on that measure. Mean scores were lowest on a subtest of ability to use the bicondition and implication, higher on the…

One of the clear findings of recent research on the learning of science has been that students who have completed science courses commonly use conceptions held before instruction to interpret natural phenomena. This paper reports on a study of conceptual change in mechanics with particular concern with the nature of student awareness of any…