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28 Oct 2026
IA: The data collection tool
For Criterion C, students are required to create “an appropriate and effective data collection tool” to investigate the issue they have identified within their population of interest. But what exactly...
14 Oct 2026
Research questions - IA and EE
What is the difference between an extended essay research question and an IA research question (RQ)? The first difference is that the IA proposal does not have to have an RQ; an aim is sufficient. But...
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See all"The InThinking IB Psychology website was extremely helpful during my first two years teaching IB Psychology. I have been able to easily gain access and insight into the IB curriculum."
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Reagan IB High School
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Subscriber comments
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Estimado John Intento explicarme bien porque estoy preocupada. En el contexto de desarrollo humano, entendí que solo era necesario trabajar un aspecto: desarrollo cognitivo o desarrollo del yo. No obligatorio ambos. Yo he profundizado...
P1C Change: Peer influence -
Muchas gracias siempre por tu ayuda. Feliz día
Motivation: Three Needs Theory -
Hi John My apologies. For Learning and Cognition the Guide states that students need to have an understanding of: Area of study Biological factors in cognitive processes Learning objective The...
Localization of function
Anne-Sofie
Dear John and Laura, I'm currently reading a first draft that has me a little stumped: A student wants to investigate whether the presence of peers influence risk-taking behaviour in adolescents. She states that she proposes an observation....
Data collection tool: IA experiment