Equipotential surfaces in a field due to a point charge Student activity Play

Equipotential surfaces in a field due to a point charge Animation Play

Equipotential surfaces in a field due to a point charge Whiteboard exercise Play

Example of a quadratic function Animation Play

Exercises about the equation of the circle with centre at an arbitrary point Student activity Play

Expansion and contraction Student activity Play

Experimental observations Animation Play

Extracting aluminium from its ore (bauxite) Animation Play

Extraction of aluminium Student activity Play

Extraction of titanium Student activity Play

Extremely low and extremely high melting points Slideshow Play

Extremum at a stationary point Whiteboard exercise Play

Fats Whiteboard presentation Play

Fats Class activity Play

Figures in a coordinate system Student activity Play

Figures in coordinates Whiteboard exercise Play

Figures in coordinates – part 1 Student activity Play

Figures in the Cartesian coordinate system Whiteboard exercise Play

Figures in the Cartesian coordinate system Student activity Play

Figures symmetrical with respect to a point Student activity Play

Figures symmetrical with respect to a point Whiteboard exercise Play

Filling a bathtub Animation Play

Filling a bathtub at a speed of 2 litres in one minute Whiteboard exercise Play

Filling a vessel Animation Play

Filling and emptying a bathtub Student activity Play