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11 Oct 2026
Reflecting on P2B
In the second year of giving students practice Papers 2, Section B, I see they repeatedly make mistakes evaluating a study. These mistakes reflect more a misunderstanding of the goals of the assessment...
5 Oct 2026
Perspectives on iced coffee
While this is an unusual blog title, the "Should you bring an iced coffee to a job interview?" debate that went viral online last week, gives an opportunity to look at two different perspectives on what...
Recommendations
See all"John Crane provides an invaluable resource for all IB Psychology teachers. The site provides up to date studies and relevant material in the current news. It has become my go-to source for IB specific materials."
Graham Samson
Exeter College
"An excellent resource which really supports my teaching. I particular have used the Paper 3 stimulus material - they have been a great resource especially the model answers."
Hilary Rowark
St. Christopher’s School
Subscriber comments
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Dear John, My colleague and I noted that on one of the Sample IAs (MyIB, Sample C), the research method being used is a questionnaire. However, in the research methodology they say that a "two variables...will be correlated to establish...
Deciding methodology -
Hi John, can you please confirm that for 'Q 4: Desinging an alternative study of the same topic' they can only ever be asked to provide one alternative out of the 4 class practicals, i.e. observation, experiment, interview (focus group), questionnaire?...
Practical: The Survey/Questionnaire -
Yes, that would be fine. It will definitely make it clearer for the moderator.
Deciding methodology
Ida
Thank you!! I would not survive this without all the help on this site! :)
Essay type: Paper 3, Q4