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It is universally accepted that learning science is important for the future lives of all citizens. Therefore, science as a required part of primary and secondary education has become commonplace in most countries. As children have a natural inclination and creativity for science and the world surrounding them, one expectation of teachers is the need to develop the skills for catching students’ ideas and stimulating their questioning and their (scientific) reasoning. However, research illustrates that there has been a common concern about primary teachers’ lack of scientific knowledge which has been seen as a major barrier to developing quality science teaching and learning in primary schools. Today, primary teachers’ scientific knowledge is widely recognized as having improved, but there is still world-ranging debate about the level and nature of scientific knowledge needed by a primary teacher in order to teach science effectively.There is a lot of internation ...