Describes an experiment for undergraduate chemistry laboratories involving a chemical found in plants and some sea animals. Discusses collection and identification of material, a hemolysis test, preparation of blood-coated agar plates, and application of samples. (CW)

Examined instructional materials, teacher planning, instruction, and student conceptions related to an activity unit on plants and photosynthesis. Reasons are offered about why the teacher was unsuccessful in helping students replace their misconceptions with scientific conceptions, although the teacher knew this misconception existed. (JN)

Reports on the results of a study of the effects of a popular children's nature magazine, "Ranger Rick," on increasing children's knowledge of animals and the natural world. Results indicate that the children who read the magazine increased their knowledge about animals, plants, and ecological principles. (Author/TW)

The Learning in Science Project (Primary)--LISP(P)--investigated the ideas and interests children have about flowering plants (in particular whether these plants have a life cycle). Data were obtained from: individual interviews with children, ages 7- to 14-year-old (10 students for each age level), using the "interview-about-instances"…

One area explored in the second (in-depth) phase of the Learning in Science Project was "children's science," defined as views of the world and the meanings for words that children have and bring with them to science lessons. The investigation reported focuses on the concept of "plant" held by 29 students. Data were obtained by…

Reviews rationale, purposes, challenges, and relevance of hands-on, plant biology curricula that have been developed in response to the limited use of plants in biology education. Discusses methods to maintain both instructional rigor and student interest in the following topics: cut flowers, container-growing media, fertilizers, hydroponics,…