Clastify logo
Clastify logo
Exam prep
Exemplars
Review
HOT
Click here to explore thousands of examiner marked IA, EE and TOK exemplars!

View all subjects (87)

IB Group 4 Project Reflection Examples

Roxanne

By Roxanne

11 Oct 2025

IB Group 4 Project Reflection Examples cover image
Get feedback on your IA
Marked only by official IB examiners

The Group 4 Project is a collaborative exploration that enables students from various science subjects like Biology, Chemistry, Physics, ESS, and Design Technology to explore a common scientific topic or global issue. Its purpose is to encourage interdisciplinary thinking and teamwork, and help students develop skills to succeed in scientific careers. All Group 4 projects must be accompanied by a reflection outlining what each student has learned from the project. This post will outline some examples of strong reflections along with explanations of what makes each one ideal. 

 

 

IB Group 4 Project Reflection Examples

 

 

Students completing the Group 4 project are required to submit a 50-word reflection at the end of the project, outlining any skills they have learned or challenges they have faced. For a detailed explanation of what to include in the Group 4 project reflection, see this post here.

 

 

Example 1

 

Project topic – Climate Change and Sustainability

 

The Group 4 Project helped me learn more about the effects of climate change on society. Using biology and ESS, I explored how rising temperatures alter weather conditions, leading to reduced food availability and increased forest fires. Using chemistry, I learned how carbon dioxide emissions can contribute to acid rain, thus damaging the environment. 

 

This reflection is good as it outlines what the student has learned from various disciplines such as chemistry, ESS, and biology. The student has demonstrated a well-rounded approach using various fields of science to address the topic of climate change. 

 

 

Example 2

 

Project topic – Water collection and sampling 

 

Through the combination of chemistry, physics, and design technology, my group designed a water filter that aims to remove harmful chemicals from drinking water. I learned the importance of water quality sampling as it helps ensure that vulnerable communities get equitable access to clean water that is free from diseases. 

 

This reflection is good since it explains how the student combined chemistry, physics and design technology knowledge to come up with a solution for water quality management issues, especially in vulnerable communities that may not have the best water quality. The student briefly explains the issue with water quality and succinctly proposes a solution in terms of a water filter. 

 

 

Example 3

 

Project topic – Biofuels 

 

Our Group 4 project on biofuels combined chemistry, physics, and ESS to explore biofuels as renewable energy alternatives. I learned how chemical reactions determine the fuel efficiency and how physics measures the energy output. Working collaboratively across disciplines deepened my understanding of sustainability to address the global energy demand.  

 

This reflection is effective as it discusses what the student learned from each subject (e.g., fuel efficiency from chemistry and energy output from physics), as well as highlighting the importance of collaboration in achieving international sustainability goals. The student has shown evidence of both personal learning as well as team involvement. 

 

 

Example 4

 

Project topic –  Soil health and fertilizer use

 

Using biology, chemistry, and ESS, we examined how fertilizers affect soil and plant growth. Finding relevant data regarding soil mineral content was challenging but rewarding. I learned that soil fertility depends on various ecological interactions, and I have now developed both my analytical and literature review skills. 

 

This reflection is good since the student has identified a challenge they faced during the project in finding relevant data, which shows the holistic nature of the research process. The student has also explained how this challenge helped them develop skills in literature review and analysis, showing that the student was able to have positive takeaways from the project even though they faced setbacks initially. 

 

 

We hope this post has helped identify good examples of Group 4 reflections. For more useful materials associated with the IB, check out the wide variety of IA, EE and TOK exemplars available at Clastify and other guides available on our blog