Reaction of metal ions with alkalis Chart Play

Reaction of metal ions with alkalis Student activity Play

Reaction with sodium hydroxide Animation Play

Reactions of aqua ions with ammonia Student activity Play

Reactions of complex ions Student activity Play

Reactions of complex ions Whiteboard exercise Play

Recognising oxidising agents Student activity Play

Recognising oxidising agents Simulation Play

Recognising reducing agents Simulation Play

Recognising reducing agents Student activity Play

Retina Whiteboard exercise Play

Retina Student activity Play

Reversible and irreversible processes Student activity Play

RGB matrix Whiteboard exercise Play

Rocks and minerals Student activity Play

Sedimentary rocks Student activity Play

Seeing colours Animation Play

Seeing colours Slideshow Play

Sensation; perception and activation thresholds Slideshow Play

Sensation; perception and activation thresholds Student activity Play

Silver halides in photography Student activity Play

Soap bubble Animation Play

Solubility of salts Student activity Play

Sound Whiteboard presentation Play

Sound Class activity Play