A central angle – finding the length of the arc Whiteboard exercise Play

A central angle – finding the radius of the circle Whiteboard exercise Play

A fraction and its decomposition Student activity Play

A simple case Student activity Play

A simple case of definite integral Whiteboard exercise Play

A square root Student activity Play

Accuracy of Simpson's composite rule Student activity Play

Acidity reaction (hydrolysis) of metal ions Student activity Play

Adding natural numbers using the written method Student activity Play

Algebraic expressions Student activity Play

Angle bisector Student activity Play

Angle sum of a polygon Student activity Play

Applying the integration by parts method Animation Play

Applying the integration by substitution method Animation Play

Applying the trapezium rule Animation Play

Approximating the definite integral Animation Play

Approximation of the area under a curve Class activity Play

Approximations of irrational numbers Student activity Play

Area above the graph of a non-positive function Whiteboard exercise Play

Area above the graph of a non-positive function Student activity Play

Area above the graph of a non-positive function Animation Play

Area under the curve Class activity Play

Area under the curve Whiteboard presentation Play

Area under the graph of a constant function Student activity Play

Area under the graph of a constant function Whiteboard exercise Play