Expansion and contraction Student activity Play

Facts about the planets of the solar system Chart Play

Facts about the solar system Whiteboard exercise Play

Frequency polygon Student activity Play

Frequency polygon – expected lifetime for men Animation Play

Frequency table and histogram Simulation Play

Groups in the periodic table Student activity Play

Halogen lights Illustration Play

Heat of fusion Whiteboard exercise Play

Heat of vaporisation Whiteboard exercise Play

Heat of vaporisation Student activity Play

Heating and cooling curves. Melting and boiling points Student activity Play

Heating curve Animation Play

Heating of mercury(II) oxide Animation Play

Heavy metals Animation Play

Histogram Whiteboard exercise Play

Histograms Student activity Play

How can we check whether a given substance is an element or a compound? Animation Play

How far away are the stars? Whiteboard exercise Play

How far away are the stars? Student activity Play

How gravity affects orbits Simulation Play

Inflation Whiteboard exercise Play

Inflation Student activity Play

Irreversible reactions Slideshow Play

Kepler's First Law Simulation Play