Pearson Edexcel International GCSE Biology Practical Skills

Prepare the experimental contexts and investigative skills assessed through the 4BI1 written papers.

Last updated: 2026-07-23

Planning, measurement, analysis and evaluation notes for practical investigations embedded in Pearson International GCSE Biology.

Choose the right route

Year	Key Topics Covered
Embedded practical assessment	Planning and variables Apparatus, measurement and safety Tables, graphs and calculations Conclusions, evaluation and improvements

What belongs in this practical hub?
This hub owns Pearson Edexcel International GCSE practical resources for Biology 4BI1, including apparatus, data handling, planning, and evaluation. Theory notes stay in the paired notes hub.
Where can I check the current syllabus boundary?
Use the official syllabus linked near the top of this page. The notes are organised for Biology 4BI1 and should be checked against the syllabus issue used for your examination.
Where do I go for theory revision?
Use the paired notes hub linked near the top of this page. Keeping the two routes separate makes it clearer whether you need subject knowledge or experimental skills.