Thermal effects of changes in gas density Student activity Play

Thermometer Animation Play

Thermometer Student activity Play

Thermometer Whiteboard exercise Play

Thermometers Animation Play

The  x- and  y-intercepts of a linear function Whiteboard exercise Play

The  x-intercept of a linear function Animation Play

Transformation of algebraic equations Class activity Play

Transformation of algebraic equations Whiteboard presentation Play

Transforming data Student activity Play

Trigonometric functions of the sum and difference of angles (2) Class activity Play

Trigonometric functions of the sum and difference of angles (2) Whiteboard presentation Play

Two copies of one map Student activity Play

Two copies of one map Whiteboard exercise Play

Using a map Whiteboard exercise Play

Using a map Student activity Play

Using a pipette Student activity Play

Using graphs (1) Whiteboard presentation Play

Using graphs (1) Class activity Play

Using linear equations to solve practical problems Student activity Play

Using measuring instruments to approximate constructions Student activity Play

Using scales and plans Whiteboard exercise Play

Using scales and plans Student activity Play

Using the formula for linear regression Whiteboard exercise Play

Using the linear regression Student activity Play