Describes Australian secondary school, undergraduate, and postgraduate students' use of analogy and anthropomorphism along with their alternative conceptions for mental models of chemical bonding. Finds that learners make use of analogy and anthropomorphism to aid their explanations of chemical bonding, and in addition reveals that learners across…

Reports on a survey of first year university science students regarding their understanding of the ozone layer, ozone depletion, and the effect of ozone depletion on Australia. Suggests that better teaching resources for environmental issues such as ozone depletion and global warming are needed before improvements in student understanding can be…

Investigates a number of virtual experiences and creates three categories: (1) virtual field trips; (2) virtual digs; and (3) field trips incorporating virtual reality. (Author/MM)

Describes a classroom activity in which candy is used to represent some Australian fossils with students asked to examine specimens and locate on a map of Australia where it might have been discovered. (Author/MM)

Presents a science experiment in which students test the buffering capacity of household products such as shampoo, hand lotion, fizzies candy, and cola. Lists the standards addressed in this experiment and gives an example of a student lab write-up. (YDS)

Presents an activity on waves that addresses the state standards and benchmarks of Michigan. Demonstrates waves and studies wave's medium, motion, and frequency. The activity is designed to address different learning styles. (YDS)

Explains the use of literacy in science education. Uses "Silent Spring", a book on environmental issues, to encourage students to think about the role of water in balancing the earth's system and possible actions against environmental concerns. Creates an environment for students to discuss their knowledge on the use of the pesticide DDT. (YDS)

Presents a soybean project designed with an interdisciplinary approach that includes the stages of planting soybeans, studying the impact of rhizobium bacteria on soybean root development, synthesizing the raw oil to methyl ester, testing of biodiesel on a hybrid electric car, and studying the commodities market. Integrates plant science,…

Introduces an activity on the rock cycle. Sets 11 stages representing the transitions of an earth material in the rock cycle. Builds six-sided die for each station, and students move to the stations depending on the rolling side of the die. Evaluates students by discussing several questions in the classroom. Provides instructional information for…

Explains the infection process of T-4 phage and provides the steps of experimentation on bacteriophages. Uses Escherichia coli and a virus mixture to observe phage infection. Points out the importance of safety and lists cultures, media, and disposable lab equipment for a group of students. (YDS)

Recommends using science fiction television episodes, novels, and films for teaching science and motivating students. Studies Newton's Law of Motion, principles of relativity, journey to Mars, interplanetary trajectories, artificial gravity, and Martian geology. Discusses science fiction's ability to capture student interest and the advantages of…

Recommends that teachers use constructed response questions for an easy way to improve teaching. Discusses potential problems that prevent teachers from using these questions and focusing on cueing. Provides sample constructed response questions from chemistry. Explains how assessment should be used in cueing constructed responses. (YDS)

Introduces a preservice teacher field trip to the rain forests and coastal areas. This experience develops an awareness for different cultures among preservice teachers by experiencing biological and cultural diversity in Costa Rica. Presents students' own ideas on this experience. (YDS)

Explains the educational challenges in the southeast United States that cause negative attitudes among students toward science. Targets safety; introduction to laboratory equipment; learning to construct graphs, tables, and charts; and learning the steps of experimentation as the objectives of classroom instruction. Identifies the assessment of…

Recommends engaging students, including English language learners who do not have enough English proficiency, for a better understanding of scientific knowledge. Presents the case of three immigrant students involved in laboratory activities. Provides information on how to incorporate personal narratives into teaching. Explains using strategies…