Resonance Student activity Play

Resonance Student activity Play

Resonance Simulation Play

Resonance Whiteboard exercise Play

Roots of roots – finding true equations Whiteboard exercise Play

Roots of roots – more examples of true or false equations Whiteboard exercise Play

Rounding decimals Whiteboard exercise Play

Rounding decimals to 0.1 or to 0.01 Animation Play

Rounding decimals to 10–1 or to 10–2 Student activity Play

Rounding large numbers Whiteboard exercise Play

Shifting the graph along the  x-axis Animation Play

Signal encoding Whiteboard presentation Play

Signal encoding Class activity Play

Silver halides in photography Student activity Play

Simplified formula for Pearson's coefficient Student activity Play

Skewness Whiteboard exercise Play

Solubility Animation Play

Sound + sound = silence Student activity Play

Sound + sound = silence Animation Play

Sound + sound = silence Whiteboard exercise Play

Spherical waves Simulation Play

Spherical waves Student activity Play

Squares and cubes Whiteboard exercise Play

Squares and cubes Student activity Play

Squares of numbers Whiteboard exercise Play