Origin of fossil fuels Whiteboard exercise Play

Origin of life Animation Play

Origin of primates Slideshow Play

Parametric equations of a circle Student activity Play

Position of the ships Animation Play

Properties of the reciprocal function Whiteboard exercise Play

Properties of the reciprocal function Student activity Play

Solving problems involving circles Class activity Play

Solving problems involving circles Whiteboard presentation Play

Symmetry in the coordinate system with respect to the point (0, 0) Student activity Play

Symmetry in the coordinate system with respect to the point (0, 0) Whiteboard exercise Play

Symmetry with respect to the origin Whiteboard exercise Play

The circle Whiteboard presentation Play

The circle Class activity Play

The circle with centre at the origin Whiteboard exercise Play

The circle with centre at the origin Student activity Play

The equation of a circle going through a point Student activity Play

The equation of a circle through a point Whiteboard exercise Play

The equation of a circle with centre at the origin Student activity Play

The origin and registration of seismic waves Student activity Play

The origin and registration of seismic waves Whiteboard exercise Play

The origin and 'something' Whiteboard exercise Play

The origin and 'something' Student activity Play

The origin of animal tissues Student activity Play

The origin of animal tissues Slideshow Play