The magnification of an image Whiteboard exercise Play

The melting temperature of ice under pressure Whiteboard exercise Play

The midpoint of a segment Animation Play

The mouse Whiteboard exercise Play

The mouse's journey Whiteboard exercise Play

The mouse's journey Student activity Play

The notion of a half-plane Student activity Play

The notion of a half-plane Whiteboard exercise Play

The number of roots of a polynomial equation Student activity Play

The origin and 'something' Student activity Play

The origin and 'something' Whiteboard exercise Play

The perpendicular bisector Student activity Play

The perpendicular bisector Whiteboard exercise Play

The perpendicular bisector of a line segment – a reminder Student activity Play

The perpendicular bisectors Simulation Play

The physical properties of alkali metals Animation Play

The physical properties of the s-block metals (1) Student activity Play

The physical properties of the s-block metals (2) Student activity Play

The point of tangency Whiteboard exercise Play

The point that belong to the graph Whiteboard exercise Play

The points and graphs of the functions Whiteboard exercise Play

The points and the equations of the functions Whiteboard exercise Play

The points covered by cloud Animation Play

The points on a straight line Animation Play

The points on the circumference of a circle Whiteboard exercise Play