Relative molecular mass Animation Play

Relative molecular mass Student activity Play

Reversing the percentage change Student activity Play

Rotational symmetry Student activity Play

Rotational symmetry of order 4 Simulation Play

Rotational symmetry of order 6 Simulation Play

Sequences Whiteboard presentation Play

Sequences Class activity Play

Sequences and formulas Animation Play

Sequences of numbers Student activity Play

Sequences of numbers – the rules for the sequences Whiteboard exercise Play

Simple and giant molecular solids Class activity Play

Simple and giant molecular solids Whiteboard presentation Play

Simple molecular solids Animation Play

Stem-and-leaf diagram – looking for the pattern Whiteboard exercise Play

Stem-and-leaf diagram – looking for the pattern Student activity Play

Structural and molecular formulae Whiteboard exercise Play

Structural and molecular formulae of chemical compounds Animation Play

Structural formulae and molecular formulae Student activity Play

Structural formulae and molecular formulae Whiteboard exercise Play

Structure and properties of molecular crystals Animation Play

Structure and properties of water Student activity Play

Structure of oxides Student activity Play

Structure of solids Whiteboard presentation Play

Structure of solids Class activity Play