Year 12 Children, Family & Community

CHILD DEVELOPMENT THEORISTS

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This page contains information about key child development theories and observational videos.

Remember, if you have any issues with these resources or need extra help, you can contact Mrs Bakitch.

Last updated 6 November 2026

Bronfenbrenner

Psychology Notes HQ. (2021). What is Bronfenbrenner’s ecological systems theory? https://www.psychologynoteshq.com/bronfenbrenner-ecological-theory/

Gregory, M. (2022). What does the ‘still face’ experiment teach us about connection? https://psychhelp.com.au/what-does-the-still-face-experiment-teach-us-about-connection/

MichelleE110. (2018, February 2). Still face experiment [Video]. YouTube. https://www.youtube.com/shorts/j51QvcFYp8o

Erikson

Cherry, K. (2022). Erikson’s stages of development. https://www.verywellmind.com/erik-eriksons-stages-of-psychosocial-development-2795740

McLeod, S. (2023). Erik Erikson’s stages of psychosocial development. https://www.simplypsychology.org/erik-erikson.html

Sutton, J. (2020). Erik Erikson’s stages of psychosocial development explained. https://positivepsychology.com/erikson-stages/

Cherry, K. (2022). Autonomy vs shame and doubt in psychosocial stage 2. https://www.verywellmind.com/autonomy-versus-shame-and-doubt-2795733

Cherry, K. (2022). Trust vs mistrust: psychosocial stage 1. https://www.verywellmind.com/trust-versus-mistrust-2795741

ecespitia1. (2010. September 29). Autonomy vs. doubt & shame [Video]. YouTube. https://www.youtube.com/watch?v=G8FU18NkVK4

Lovely Baby. (2018, September 10). Funny baby loves food [Video]. YouTube. https://www.youtube.com/watch?v=JWvek7bFen8

Cherry, K. (2023). Initiative vs guilt: psychosocial stage 3. https://www.verywellmind.com/initiative-versus-guilt-2795737

Caters Clips. (2016, May 4). Bossy toddler tries to persuade mum to play [Video]. YouTube. https://www.youtube.com/watch?v=4kuf4Zu_XZM

cddimario. (2011, September 6). Bossy kid! [Video]. YouTube. https://www.youtube.com/watch?v=1qFnVpsFR_8

Piaget

Cherry, K. (2022). Piaget’s four stages of cognitive devlopment explained. https://www.verywellmind.com/piagets-stages-of-cognitive-development-2795457

McLeod, S. (2023). Jean Piaget’s stages of cognitive development. https://www.simplypsychology.org/piaget.html

Nortje, A. (2021). Piaget’s stages: 4 stages of cognitive development & theory. https://positivepsychology.com/piaget-stages-theory/

McLeod, S. (2023). Piaget’s sensorimotor stage of cognitive development. https://www.simplypsychology.org/sensorimotor.html

aboals. (2018, April 17). Object permanence – Nathan at 6 and 13 months old [Video]. YouTube. https://www.youtube.com/watch?v=Hvp4BLFixCw

Adam. (2013, January 22). Piaget – the a not b error (sensorimotor stage) [Video]. YouTube. https://www.youtube.com/watch?v=4jW668F7HdA

Adam. (2013, January 22). Piaget – object permanence failure (sensorimotor stage) [Video]. YouTube. https://www.youtube.com/watch?v=rVqJacvywAQ

Cherry, K. (2023). Initiative vs guilt: psychosocial stage 3. https://www.verywellmind.com/initiative-versus-guilt-2795737

Caters Clips. (2016, May 4). Bossy toddler tries to persuade mum to play [Video]. YouTube. https://www.youtube.com/watch?v=4kuf4Zu_XZM

cddimario. (2011, September 6). Bossy kid! [Video]. YouTube. https://www.youtube.com/watch?v=1qFnVpsFR_8