The root – an organ that absorbs water from the soil Student activity Play

The root – an organ that absorbs water from the soil Whiteboard exercise Play

The significance of root hairs for water transport Animation Play

The significance of water hardness Slideshow Play

The smaller wheel rolling along the bigger wheel Whiteboard exercise Play

The solubility in water Animation Play

The sources of carbon dioxide Slideshow Play

The state of substances at room temperature Student activity Play

The structure and functions of the placenta Slideshow Play

The structure of a leaf Student activity Play

The structure of the periodic table Illustration Play

The structure of the periodic table – groups (1) Student activity Play

The structure of the water molecule Animation Play

The structure of the water molecule Whiteboard exercise Play

The structure of the water molecule Student activity Play

The structure of xylem and vascular bundles Student activity Play

The Sun's influence on air and water movements on Earth Animation Play

The synthesis of magnesium iodide Animation Play

The synthesis of organic compounds in an abiotic environment Student activity Play

The synthesis of organic compounds in plants Animation Play

The synthesis of water Animation Play

The technique of titration Student activity Play

The three states of water Animation Play

The transfer of energy Animation Play

The untypical behaviour of water Whiteboard exercise Play