Solving problems Student activity Play

Sources of plane waves Animation Play

Sources of plane waves Student activity Play

Spherical mirror Animation Play

Spherical mirrors Animation Play

Spherical mirrors Student activity Play

Spherical mirrors Whiteboard exercise Play

Spherical mirrors Whiteboard presentation Play

Spherical mirrors Class activity Play

Spherical mirrors Whiteboard exercise Play

Spherical mirrors Student activity Play

Spherical mirrors Whiteboard presentation Play

Spherical mirrors Class activity Play

Spherical waves Animation Play

Spherical waves Simulation Play

Spherical waves Whiteboard exercise Play

Spherical waves Student activity Play

Squared spiral Animation Play

Structure of an earthworm – a typical annelid Slideshow Play

Sum of the angles in a cyclic quadrilateral Animation Play

Tangent to a circle Whiteboard exercise Play

Tangent to a circle Student activity Play

Tape-like creatures Student activity Play

Tapeworms' adaptation for parasitism Slideshow Play

The area of a segment Whiteboard exercise Play