Following the link above for Carbohydrate Analysis Experiment takes to old syllabus page which doesn't have an Activity 3, and so it does not fulfill the required IB understandings.
B1.1 Carbohydrates & lipids - Planning sheetStill missing Activity 1 PDF or smart whiteboard slides (Is anyone using smart whiteboard still these days?)
Condensation & Hydrolysis.Hi there, Could you please post model answers for the spirometer worksheet? Thanks
Mammalian lungs (2025)For the first structured question from the graph, the percentage increase in CO2 concentration between 1968 and 2008 is between 18% and 19.57%.
D4.3 Climate change - model answersDear Sarah, Thanks for the idea. It will take some time and, to be ethical, would have to be original, not one done by a student. In addition to those on the site, there are marked exemplars on My IB under assessed student work.
Dissection of an example investigation (IA)Can we have more example IAs for students to score and then an examiners scores and comments?
Dissection of an example investigation (IA)Is there anywhere to get real student IAs that students can mark for practice using the rubrics. And then the same IA with official annotations and actual scores given by examiners?
The InvestigationRania B3.2.16 specifically states, "Students should be able to interpret systolic and diastolic blood pressure measurements from data and graphs," in the higher-level content, and Standard B3.2.3 on the adaptations of arteries requires an understanding...
The human heart HL (2025)Hakan Sorry, I am not sure exactly what you are referring to. Please clarify.
Genome Projects (2025)
Karolin
Thank you, Richard.
Ecosystem level resources (A4,B4,C4,D4)