Right hand rule Animation Play

Simultaneous equations Class activity Play

Simultaneous equations Whiteboard presentation Play

Skew lines Student activity Play

Solving linear equations graphically Student activity Play

Straight lines and half-planes Whiteboard exercise Play

Straight lines and half-planes Chart Play

Straight lines and half-planes Student activity Play

Symmetries with respect to parallel lines Student activity Play

Symmetries with respect to parallel lines Whiteboard exercise Play

Symmetries with respect to two perpendicular lines Student activity Play

Symmetries with respect to two perpendicular lines Whiteboard exercise Play

The additive property for arbitrary events Student activity Play

The angle between the conductor and the field lines Whiteboard exercise Play

The angle between the conductor and the field lines Simulation Play

The angle between the conductor and the field lines Student activity Play

The angle between the conductor and the field lines Animation Play

The angle between two lines Animation Play

The attraction of iron filings by magnets Animation Play

The correct perpendicular lines Whiteboard exercise Play

The distance between the centres of circles Student activity Play

The family of lines Student activity Play

The family of lines Whiteboard exercise Play

The family of lines y = 2x + c Animation Play

The field lines for two point charges Animation Play