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KS3 Biology: Human digestive system

Down the Hatch

Ride your food through the gut, from mouth to exit.

Open on its own

The levels

Each level follows one video. Watch it first and the questions get a lot easier. Beat a level in the game to unlock the next one.

  1. Level 1: Food RideUp next

    • Mouth & Oesophagus
    • Stomach & Small Intestine
    • Large Intestine to the Exit
    ★★★Play

    Watch first: The Human Digestive System

  2. Level 2: Chew & ChurnUp next

    • Smash It!
    • Molecule Scissors
    • Into the Blood
    ★★★Play

    Watch first: Mechanical and Chemical Digestion

  3. Level 3: Lock & Key LabUp next

    • Lock & Key
    • Enzyme Factory
    • Hot & Sour
    ★★★Play

    Watch first: Digestive Enzymes

  4. Level 4: Gut GuardiansUp next

    • Meet the Bacteria
    • Three Jobs
    • Look After Them
    ★★★Play

    Watch first: Bacteria in the Digestive System

  5. Level 5: Villi RushUp next

    • Into the Villi
    • Diffusion Dash
    • Special Delivery
    ★★★Play

    Watch first: Absorption and Transport of Nutrients

  6. Final boss: Belly Ache

    All 5 lessons in 6 rounds, ending with a Belly Emergency. Beat Belly Ache!

    ★★★Locked