KS3 Biology and Geography, explained properly

Free video lessons and worksheets for students aged 11-14. Every lesson has a video, a free worksheet with answers, and printable resources for the classroom.

KS3 Biology

24 lessons across 11 units

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KS3 Geography

25 lessons across 13 units

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New lesson · KS3 Biology

Food Chains

Free worksheet, quiz and explanation for this lesson →

Games

Play the lessons

Every video has its own game level. Start with Keep the Cell Alive: 5 levels and a boss.

Play
49 video lessons196 revision Shorts643 quiz questionsNew videos every week

For students

Watch, test yourself, and see your progress. No sign-up.

For teachers

Ready-made for the classroom. No account, nothing to set up.

Latest lessons

  1. Food ChainsKS3 Biology
  2. Food Production and Supply ChainsKS3 Geography
  3. Digestive EnzymesKS3 Biology
  4. The Tropical Rainforest BiomeKS3 Geography
  5. Pollination and FertilisationKS3 Biology
  6. Locational Knowledge of the WorldKS3 Geography

Revise and practise

My revisionYour progress, Today's 5, mistakes to fix and a test planner. PracticeQuiz Challenge, flashcards and word games, built from the key terms. GlossaryEvery key term explained, with a button to hear how it's said. Quick RevisionShort clips from the lessons to refresh a topic before a test.

Free worksheets

Every topic has a free worksheet with a full answer key. Download it, print it, use it — no sign-up needed to watch, and nothing to prepare.

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Watch and follow

Every lesson is on YouTube, with a playlist for each subject. New lessons and Shorts go up on all of these.

KS3 Biology playlist → KS3 Geography playlist → Subscribe on YouTube TikTok Instagram Facebook

About

I make KS3 Biology and Geography lessons for students aged 11-14, and worksheets teachers can use without any preparation. Everything here is free to watch, and every topic has a free worksheet.

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Last updated 16 October 2026 · Suggest a topic →