The light microscope Student activity Play

The magnetic field around a conductor Whiteboard exercise Play

The magnetic field around a conductor Student activity Play

The mid-ordinate rule Student activity Play

The mid-ordinate rule in practice Animation Play

The nth term expression Whiteboard exercise Play

The nth term of a sequence Class activity Play

The nth term of a sequence Whiteboard presentation Play

The nth term rule Animation Play

The octet rule Animation Play

The octet rule Animation Play

The parallelogram rule Whiteboard exercise Play

The parallelogram rule Student activity Play

The parallelogram rule Whiteboard exercise Play

The pounds and the kilograms Whiteboard exercise Play

The precision of the mid-ordinate rule Chart Play

The reasons for the flow of induced current Animation Play

The rule for the sum of a convergent geometric series Whiteboard exercise Play

The rule for the sum of a convergent geometric series Student activity Play

The rule in the general form Student activity Play

The sequence and its terms Whiteboard exercise Play

The similar terms marked wrong Whiteboard exercise Play

The sine rule Whiteboard presentation Play

The sine rule Class activity Play

The sine rule (the law of sines) Student activity Play