Semiconductors Animation Play

Series and parallel circuits Class activity Play

Standard enthalpies of formation for elements Chart Play

Standard enthalpy of formation Student activity Play

Symbols and formulae in chemical reactions Animation Play

Symbols of transistors Animation Play

Symbols used in pedigree charts Slideshow Play

Symbols used in pedigree charts Slideshow Play

The application of flip-flops Simulation Play

The application of flip-flops Whiteboard exercise Play

The application of flip-flops Student activity Play

The atomic and ionic radii of halogens Slideshow Play

The atomic mass and the diameter of atom Illustration Play

The concept of pH Student activity Play

The electronegativity concept Student activity Play

The electronegativity concept Illustration Play

The first and second ionisation energies Simulation Play

The first and second ionisation energies of the Group 2 elements Student activity Play

The Linnaean symbol Illustration Play

The magnetic field around a conductor Student activity Play

The mass spectrum of chlorine gas Whiteboard exercise Play

The modern periodic table (1) Student activity Play

The operation of an LED diode Student activity Play

The operation of an LED diode Simulation Play

The physical properties of the s-block metals Whiteboard exercise Play