... consent to those observations and they have been informed extensively about the aim of the case study and its necessary observations. Emily is very familiar with the observer of this case study, therefore, it was possible to interact with and observe her in a broader scope. Physical development Physical development includes biological aspects, like height, weight, development of deciduous teeth and gross and fine motor skills, which will be discussed under a separate heading. In theory, preschool children are between 99 cm and 122 cm tall and grow approximately 7 centimeters a year. They gain approximately 2 kilogram of weight each year (Oesterreich, 1995). Their body proportions change during this growth, legs lengthen, which accounts for a larger proportion of their height, baby fat disappears and becomes replaced by muscle tissue and the relation of head size to body size becomes more adult-like. However, the physiological development evolves more slowly in ...

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