Biology-first revision platform

Master Biology, one topic at a time.

Structured lessons, interactive activities, quizzes and exam-style practice for GCSE Biology.

Start with Edexcel International GCSE Biology (4BI1) and AQA GCSE Biology (8461). Explore curated lessons designed to help you understand the science, practise what you've learned and prepare for exams.

Biology revision built for learning, not just reading

LetsRevise takes you from understanding a topic to checking your knowledge and applying it to exam questions — all in one learning journey.

Curated lessons expanding

Edexcel International GCSE Biology (4BI1)

Learn Edexcel International GCSE Biology through structured teaching, original diagrams, interactive activities, retrieval checks, quizzes and exam-style practice. New curated lessons are being added as we complete the course.

Lessons available • coverage expanding

AQA GCSE Biology (8461)

Explore AQA GCSE Biology lessons for Foundation and Higher, with structured teaching, visual explanations, retrieval practice and exam-focused activities. Additional topics are being completed.

Learn the science

Structured lessons break complex Biology into clear, manageable steps.

Interact and retrieve

Use diagrams, activities and quick checks to actively test your understanding as you learn.

Practise for exams

Apply your knowledge through quizzes, exam-style questions and focused practice.

Know what to revise next

Use revision and progress tools to identify what you've learned and where you need more practice.

Biology first. More subjects to follow.

We're building LetsRevise course by course, focusing on depth and learning quality before expanding into more sciences and subjects.