The amount of water in different drinks Simulation 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 basic properties of matter in its three different physical states Whiteboard exercise Play

The concept of pH Student activity Play

The different exceptions to the Henry–Weinberg principle Whiteboard exercise Play

The different passage of time Whiteboard exercise Play

The different passage of time Student activity Play

The different rates of chemical reactions Animation Play

The different rates of chemical reactions Whiteboard exercise Play

The different rates of chemical reactions Student activity Play

The effect of three different factors on proteins Simulation Play

The electronegativity concept Illustration Play

The electronegativity concept Student activity Play

The energy levels of hydrogen atom Student activity Play

The first and second ionisation energies Simulation Play

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

The graph of the function  f(x) = ax  for different values of  a Simulation 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