1. Slide 12.1 Carlson, Martin and Buskist, Psychology, 2 nd European edition © Pearson Education Limited 2006 A six week old foetus Source: © Tony Stone Images. Reproduced with permission.

2. Slide 12.2 Carlson, Martin and Buskist, Psychology, 2 nd European edition © Pearson Education Limited 2006 Differentiation and development of the sex organs

3. Slide 12.3 Carlson, Martin and Buskist, Psychology, 2 nd European edition © Pearson Education Limited 2006 Ways in which an infant scans faces at 1 month and 2 months old Source: Adapted from Salapatek, P., Pattern perception in early infancy. In L.B. Cohen and P. Salapatek (eds), Infant Perception: From sensation to cognition. New York: Academic Press, 1975. Copyright 1975, with permission from Elsevier.

4. Slide 12.4 Carlson, Martin and Buskist, Psychology, 2 nd European edition © Pearson Education Limited 2006 Babies’ processing of face-like and non-face-like stimuli Source: Reproduced with permission from Umilta, C., Simion, F. and Valenza, E., Newborns’ preference for faces, European Psychologist, 1996, 1(3), p. 202. © 1996 by Hogrefe & Huber.

5. Slide 12.5 Carlson, Martin and Buskist, Psychology, 2 nd European edition © Pearson Education Limited 2006 A visual cliff

6. Slide 12.6 Carlson, Martin and Buskist, Psychology, 2 nd European edition © Pearson Education Limited 2006 The four periods of Piaget’s theory of cognitive development

7. Slide 12.7 Carlson, Martin and Buskist, Psychology, 2 nd European edition © Pearson Education Limited 2006 Object permanence Source: Adapted from Bower, T.G.R., Perception in Infancy (2nd edition). San Francisco: W.H. Freeman, 1972.