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

27 lessons across 12 units

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KS3 Geography

29 lessons across 14 units

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New lesson · KS3 Geography

Drainage Basin System

Free worksheet, quiz and explanation for this lesson →

Games

Play the lessons

Every video has its own game level. Play Keep the Cell Alive and Coasts, with 8 levels between them.

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56 video lessons228 revision Shorts781 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. Drainage Basin SystemKS3 Geography
  2. Classifying Organisms Using a Classification KeyKS3 Biology
  3. Energy Use Around the WorldKS3 Geography
  4. The Human Gas Exchange System and BreathingKS3 Biology
  5. Lives Around the WorldKS3 Geography
  6. The Greenhouse EffectKS3 Biology

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 09 November 2026 · Suggest a topic →