How do sedimentary rocks form from mineral and organic deposits? Animation Play

How to calculate a change in potential energy near the surface of the Earth Student activity Play

How to calculate a change in potential energy near the surface of the Earth Whiteboard exercise Play

Huygens' principle Animation Play

Huygens' Principle Student activity Play

Iridium satellites Animation Play

Life cycle of angiosperms Slideshow Play

Light and the electromagnetic spectrum Student activity Play

Liquids Class activity Play

Liquids Whiteboard presentation Play

Low-energy house Student activity Play

Luminosity – temperature diagram Illustration Play

Matt surfaces Slideshow Play

Maximum static friction Student activity Play

Maximum static friction Simulation Play

Melinex foil Slideshow Play

Metals as catalysts Animation Play

Meteoroids Student activity Play

Meteoroids Whiteboard exercise Play

'Migrating' sand Animation Play

Miscellaneous exercises Student activity Play

Miscellaneous problems Student activity Play

Muons Student activity Play

Muons Whiteboard exercise Play

Musical tuning Whiteboard exercise Play