Learn the whole KS4 / GCSE Biology course Structured around the main KS4 Biology topics: Cell biology, Organisation, Infection and response, Bioenergetics, Homeostasis and response, Inheritance, variation and evolution and Ecology Concise topic notes written for 14–16 year olds. Handy summaries of common relationships, symbols and units. Practice with questions and daily challenges Topic-based quizzes with instant marking. A Daily Challenge mode to keep you practising little and often. XP and streaks to help you see your progress over time. Smart Biology “Coach” tools - Interactive calculators that don’t just give an answer – they help you set the problem up correctly. Study, revise, then check understanding. Use the tabs along the bottom to stay organised: Home – KS4 Biology hub with quick tools and topic shortcuts. Study – browse topic notes and explanations. Practice – tackle question sets by topic. Challenge – daily mixed practice with XP rewards. Tools – jump straight into the Biology coaches. Now with a Glossary of Key Terms. You can start from any angle: read the notes, try a quiz, or go straight into a tool when you’re stuck on a calculation. Designed for students and teachers. KS4 Biology works well for: Students revising independently at home. Quick checks and worked examples in class. Teachers setting short practice sessions or homework support. No account is needed and there are no adverts or in-app purchases. Just Biology.