The mirror equation Student activity Play

The nervous system and body symmetry Whiteboard exercise Play

The nervous system and body symmetry Student activity Play

The nervous system of different animals Slideshow Play

The numbers on the vertical axis Whiteboard exercise Play

The ratios of more than two quantities Student activity Play

The reasons for using circles Animation Play

The result of addition and subtraction of rational numbers Animation Play

The sides of isosceles triangles Student activity Play

The simplest quadratic functions Animation Play

The structure of a lens Animation Play

The structure of a lens Student activity Play

The symmetry of isosceles triangles Animation Play

The symmetry of triangles Whiteboard exercise Play

The vertex of a parabola Student activity Play

Three typical shapes of histograms Animation Play

Transformation of graphs Class activity Play

Transformation of graphs Whiteboard presentation Play

Transformations Class activity Play

Transformations Whiteboard presentation Play

Transformations Whiteboard presentation Play

Transformations Class activity Play

Transformations of graphs (1) Class activity Play

Transformations of graphs (1) Whiteboard presentation Play

Transformations of graphs (2) Class activity Play