Symmetry with respect to a line and rotation through 90° Whiteboard exercise Play

Symmetry with respect to a point Animation Play

Symmetry with respect to the origin Whiteboard exercise Play

Symmetry with respect to the  x-axis Animation Play

The arc subtending an inscribed angle Simulation Play

The arc subtending the central angle Simulation Play

The central angle of a regular polygon Student activity Play

The central angle of a regular polygon Whiteboard exercise Play

The central nervous system Student activity Play

The central nervous system Whiteboard exercise Play

The central nervous system – the spinal cord Student activity Play

The correct perpendicular lines Whiteboard exercise Play

The figure and its symmetry Whiteboard exercise Play

The focal point of a concave mirror Student activity Play

The focal point of a concave mirror Animation Play

The graph of the sine Student activity Play

The human faces Simulation Play

The line and the circle Whiteboard exercise Play

The line and the circle Student activity Play

The line that was used in the symmetry Whiteboard exercise Play

The lines of symmetry Whiteboard exercise Play

The major role of the central nervous system Student activity Play

The major role of the central nervous system Whiteboard exercise Play

The nervous system and body symmetry Student activity Play

The nervous system and body symmetry Whiteboard exercise Play