This IB ESS IA guide explains how to plan an individual investigation for the course first assessed in 2026. The IA is marked out of 30, contributes 25% at SL and 20% at HL, and has a maximum word count of 3,000. A focused question...
ESS IAs Tag
The ESS IA criteria help you plan an investigation and explain your findings clearly. The internal assessment is a separate investigation, not the final written exam. This overview covers the course first assessed in 2026; confirm the requirements for your assessment session with your teacher. ESS...
ESS Ias / 23.01.2021
How do I find an ESS IA topic?
Updated for IB ESS SL and HL: first assessment 2026. A useful ESS IA topic starts with an environmental issue you can investigate using evidence. Choose a focused question that fits your time, available equipment or data, and the analysis you can explain independently. What the current...
ess, ESS Ias / 17.01.2021
ESS IA: a questionnaire or experiment?
Are you wondering what is better ESS IA choice: a Questionnaire or Experiment? These are both primary data ESS IA choices.Majority of students who possess Humanities based knowledge and, because of this, don’t have knowledge of how to even stage an experiment. Therefore conducting an...
ess / 13.11.2020
ESS IA planning
This criterion assesses the extent to which you have developed appropriate methods to gather data that is relevant to the research question. The data could be primary or secondary, qualitative or quantitative, and may utilize techniques associated with both experimental or social science methods of...
ess / 12.10.2020
How to choose an IA topic?
The individual investigation for internal assessment (usually just called “The IA”) is a practical assignment that all ESS students will complete.The IA makes up 25% of the final score on the course. The assignment will be submitted as a lab report and should be 1500...
ess / 28.09.2020
Ideas for ESS IA (3)
Many students struggle with a right choice of the ESS IA. They are unsure how/when and where to look for the right ESS IA topic. Many students ask me to help them with their ESS IA and I do it with joy.Here is a listing...
ess / 14.09.2020
Ideas for ESS IA (1)
You are interested in ESS but need some ideas for ESS Ia? You are in the right place!The topic of your IA is tremendously important as it will influence many of the following aspects:• -Place of measurement • -Methodology • -Equipment • -Plant used • -Pollutant used etc.Some of...
ess / 25.04.2020
ESS IA word count
When writing a ESS IA, it is important that your work fits into IB requirements and rules. One of these rules is ESS IA word count. Many students ask me what is/isn’t included in the word count and that is why I decided to share...
IB ESS / 17.04.2020
IB ESS IA survey topics
Reviewed 4 October 2026 · Current ESS SL and HL course, first assessment 2026.IB ESS IA survey topics should lead to a focused question about an environmental issue and a clearly defined population. A survey can investigate reported attitudes, knowledge or behaviour, but it is...
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