Inhaled and exhaled air Student activity Play

Inorganic fertilizers Student activity Play

Interaction in an ecosystem Student activity Play

Interaction in an ecosystem - statements Whiteboard exercise Play

Ionisation enthalpy and electron affinity Student activity Play

Iron extraction Student activity Play

Irreversible reactions Slideshow Play

Isotopes of oxygen Whiteboard exercise Play

Lactic acid Animation Play

Lactic acid Slideshow Play

Lewis structures (dot diagrams) for atoms Animation Play

Ligand types Student activity Play

Light phase and dark phase of photosynthesis Animation Play

Light phase and dark phase of photosynthesis Student activity Play

Light phase and dark phase of photosynthesis Whiteboard exercise Play

Liquefying of oxygen and nitrogen Illustration Play

Low oxygen levels Student activity Play

Magnesium oxide Animation Play

Magnesium oxide Student activity Play

Main process Animation Play

Making steel Whiteboard exercise Play

Making steel Student activity Play

Mass spectra of diatomic elements Animation Play

Mass spectra of the elements Student activity Play

Measurement of the volume of gas during decomposition of a substance Animation Play