Muons Whiteboard exercise Play

Muons Student activity Play

Nastic movements – photonasty and thermonasty Student activity Play

Nebula in Cygnus Glossary Play

Observation of the Universe Student activity Play

Observation of the Universe Whiteboard exercise Play

Optic fibres Animation Play

Optical principles of the light microscope Animation Play

Optics of the eye Student activity Play

Overhead projector Animation Play

Particles or waves? Animation Play

Particles or waves? Student activity Play

Particles or waves? Whiteboard exercise Play

Parts of the light microscope Whiteboard exercise Play

Passage time Whiteboard exercise Play

Penumbra Animation Play

Periscopes Student activity Play

Phase-contrast light path Animation Play

Phases of photosynthesis – the light phase Illustration Play

Photonastic movement Animation Play

Photons Whiteboard exercise Play

Photons Student activity Play

Photons and electrons Whiteboard exercise Play

Photons and electrons Student activity Play

Photons emission Animation Play