Inequalities (1) Whiteboard presentation Play

Infra-red spectra of alcohols, amines and haloalkanes Animation Play

Infra-red spectra of arenes Animation Play

Infra-red spectra of ketones and carboxylic acids Animation Play

Infra-red spectra of methyl propanoate and ethyl ethanoate Illustration Play

Infra-red spectroscopy Slideshow Play

Infra-red spectroscopy. Part II Class activity Play

Infra-red spectroscopy. Part II Whiteboard presentation Play

Integers on the number line Whiteboard exercise Play

Intercept form of a straight-line equation Student activity Play

Intercept form of a straight-line equation Animation Play

Interior and exterior angles Animation Play

Interpolation and extrapolation Whiteboard exercise Play

Interpolation and extrapolation Student activity Play

Intersection points (1) Class activity Play

Intersection points (1) Whiteboard presentation Play

Intersection points (2) Class activity Play

Intersection points (2) Whiteboard presentation Play

Intersection points of function graphs Student activity Play

Is it translation or rotation or reflection? Student activity Play

Is the equation unique? Student activity Play

Isosceles triangles and symmetry Student activity Play

Lena's way Animation Play

Light and photosynthesis Student activity Play

Line emission spectra Whiteboard exercise Play