A cardboard model of a prism Animation Play

A circle circumscribed about a regular pentagon Whiteboard exercise Play

A prism Slideshow Play

A prism Whiteboard exercise Play

A prism Student activity Play

A regular arrangement of the substituents Animation Play

A regular pentagon Student activity Play

A star Animation Play

Absorption spectra Student activity Play

Absorption spectrum of gases Animation Play

Absorption spectrum of gases Student activity Play

Absorption spectrum of gases Simulation Play

Application of the Pythagorean theorem in 3-D Whiteboard presentation Play

Application of the Pythagorean theorem in 3-D Class activity Play

Atomic spectra of elements Student activity Play

Atomic spectrum of hydrogen Student activity Play

Binoculars Student activity Play

Binoculars Student activity Play

Body of a sportsman – regular training makes you strong Student activity Play

Body of a sportsman – regular training makes you strong Whiteboard exercise Play

Building a regular polygon Whiteboard exercise Play

Building the prism Simulation Play

Colour addition Simulation Play

Colour addition Student activity Play

Colour subtraction Student activity Play