Examines Jean Piaget's theories on the laws of formal logic, and Johnson's claim that the law of noncontradiction is only descriptive of macroscopic objectives. Suggests Piaget and Johnson are wrong, since the possibility of saying anything significant and informative presupposes the law of noncontradiction is followed. (Author)

Investigated children's understanding of meaning of the cognitive verb "know" (as defined by an abstractness and conceptual difficulty hierarchy). Found that knowledge increased with development, and low levels of meaning were mastered before high levels, and more rapidly. Understanding in audio-taped stories was more difficult than in video-taped…

Utilizes M. A. K. Halliday's theories concerning the social and cultural functions of language to construct a series of social studies/language arts integrated learning activities. First graders wrote letters to an imaginary mouse in their desks and third graders answered the letters. Analyzes this activity and includes an annotated bibliography.…

The most popular activities from APA's successful "Activities Handbooks for the Teaching of Psychology" are gathered together and updated in this book of teachers' favorites. The lesson plans, which encourage active learning and involve the whole class, have stood the test of time and proven themselves to be entertaining, effective, and easy to…