Huygens' principle Animation Play

Information about our Galaxy Chart Play

Iridium satellites Animation Play

Kepler's Laws Whiteboard exercise Play

Kepler's Laws Student activity Play

Kepler's Second Law Animation Play

Life beyond the Earth Student activity Play

Light and sound Student activity Play

Light and the electromagnetic spectrum Student activity Play

Light energy – red and blue light as the basis of life Student activity Play

Lightning and thunder Slideshow Play

Liquids Class activity Play

Liquids Whiteboard presentation Play

Low-energy house Student activity Play

Luminosity – temperature diagram Illustration Play

Lunar phases Simulation Play

Lunar phases Whiteboard exercise Play

Lunar phases Student activity Play

Lunar phases Whiteboard exercise Play

Main sequence Animation Play

Mass Student activity Play

Matt surfaces Slideshow Play

Maximum static friction Simulation Play

Maximum static friction Student activity Play

Mean distance from the Sun Whiteboard exercise Play