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They reported that the chief function of their school was instruction, followed, in order of emphasis, by preservice teacher education, research, and inservice teacher education. At this time, however, some educators have begun to question seriously the effectiveness and the role of laboratory work, and the case for laboratory . instructors and laboratory assistants working in school or college settings in vocational . Laboratory experiments (1995). a deeper understanding of abstract concepts and theories gained by experiencing and visualising them as authentic phenomena the skills of scientific enquiry and problem-solving, including: recognising and defining a problem formulating hypotheses designing experiments collecting data through observation and/or experimentation interpreting data Teachers must consider how to select curriculum that integrates laboratory experiences into the stream of instruction and how to select individual laboratory activities that will fit most appropriately into their science classes. Assessing Laboratory Learning | UNSW Teaching Staff Gateway Davis, and P. Bell (Eds. Guiding students through the complexity and ambiguity of empirical. The Technical Assistant's role is not to design curriculum, plan lessons or teach classes. Liability of Science Educators for Laboratory Safety | NSTA Catley, K. (2004). Teachers require deep conceptual knowledge of a science discipline not only to lead laboratory experiences that are designed according to the research, but also to lead a full range of laboratory experiences reflecting the range of activities of scientists (see Chapter 1). Evaluating the evidence on teacher certification: A rejoinder. Improving high school science teachers capacity to lead laboratory experiences effectively is critical to advancing the educational goals of these experiences. an increasingly important aspect of their general pedagogical knowledge. Data from the National Center for Education Statistics (2004) show variation in teacher qualifications from one science discipline to another. He enrolled at the University of the Free State in 1980 and obtained a BSc degree in Mathematics and Physics, as well as a Higher Education Diploma. Science educators, school administrators, policy makers, and parents will all benefit from a better understanding of the need for laboratory experiences to be an integral part of the science curriculumand how that can be accomplished. Knoxville: University of Tennessee Value-Added Research and Assessment Center. (1997). (2002). Properly designed laboratory investigations should: have a definite purpose that is communicated clearly to students; focus on the processes of science as a way to convey content; incorporate ongoing student reflection and discussion; and enable students to develop safe and conscientious lab habits and procedures (NRC 2006, p. 101-102).