Explanation of natural phenomena at one level of biological organisation almost always involves causes that are found at other levels. Although scientists thinking across levels find it easy to explain physiological phenomena, students often perceive this as a challenge. We developed a new graphic organiser called Zoom Map, which is a mode for…

Presents a list of published (or soon to be published) computer assisted instructional programs for biology. The programs vary considerably in terms of intended age/ability level, complexity and depth, and in content. No attempt is made to judge the quality of items in the list. (JN)