A variety of practices and specialised representational systems are required to understand, communicate and construct molecular genetics knowledge. This study describes teachers' use of multimodal representations of molecular genetics concepts and how their strategies and choice of resources were interpreted, understood and used by students to…

The purpose of this research was to study the decisions which experienced teachers would make in planning a new unit of curriculum and instruction. The study focused on unit planning in the context of the total scheme of teacher planning, i.e., yearly, term or semester planning, unit planning, weekly planning, and daily lesson planning.…

The set of three units, designed for middle and junior high school gifted students, includes 30 lessons on logic and critical thinking. Each lesson includes information on objectives, materials, and teaching presentation suggestions. Ten deductive reasoning lessons focus on such topics as fact and opinion, tests for validity of deductive…

Argues that use of theme-based curricula for preschool children is developmentally appropriate, provides an integrated approach to teaching and learning, enhances learning, and yields high levels of achievement. Provides supporting data from brain research and learning psychology. Includes a sample thematic unit and guidance for creating thematic…