Pythagorean theorem in 3-dimensional space Student activity Play

Quadrantal angles Student activity Play

Quadrantal angles Whiteboard exercise Play

Racemates Animation Play

Reactions of enantiomers Student activity Play

Recalling transformations Whiteboard exercise Play

Recalling transformations Student activity Play

Replacing soil minerals Student activity Play

Representing chiral molecules: Fischer projection Animation Play

Restricted rotation around the C=C bond Animation Play

Rolling and rotations Student activity Play

Rolling down an inclined plane Student activity Play

Root systems Simulation Play

Roots Student activity Play

Rotating tyre Animation Play

Rotation Student activity Play

Rotation Whiteboard exercise Play

Rotation Animation Play

Rotation in the coordinate system Student activity Play

Rotation in the coordinate system Whiteboard exercise Play

Rotation is a transformation Student activity Play

Rotation of the polarisation plane Whiteboard exercise Play

Rotation of the polarisation plane Student activity Play

Rotation or symmetry? Animation Play

Rotation symmetry Animation Play