Geography · KS3 Y7 · Maps & Place Knowledge
Earth's structure and plates
g12Free4:09Heddy Score 2 of 7, below the standardPlays from youtube-nocookie.com. No YouTube cookies until you press play.
What you need to know
- The Earth is layered: a thin crust, a thick hot mantle and a metal core.
- Continental drift was an early idea that the continents had once been joined.
- Plate tectonics explains that the crust is split into plates that slowly move.
In this clip
Heddy ScoreSeven checks every clip must pass before students see it: trusted, on the map, accurate, focused, accessible, safe, and proven by students.2/7, Below the standard
- Trusted source · passed. The creator's own upload, live and playable here.
- On the map · not judged yet. A teacher watched it: it mainly teaches this map topic.
- Spec-true · failed. Accurate, and right for the current UK specification.
- Focused · passed. One idea, short enough to watch in one go.
- Accessible · not judged yet. Good captions, clear sound and pictures.
- Safe for children · not judged yet. Right for 11 to 16 year olds, with no sales pitch.
- Proven · not judged yet. Earned from our students: they learn from it, find it helpful and watch it to the end.
Our students
How the Heddy Score worksNot enough students yet
Our own students' answers. These are what move ★7 Proven.Why we picked it
Animated lesson on Earth's layers and plate tectonics made for US middle school; fine for KS3.
Cary Graham on YouTubechecked 2026-10-16