Rectangles in LOGO Student activity Play

Regular and irregular polygons Student activity Play

Regular polygons Animation Play

Regular polygons Simulation Play

Regular polygons Animation Play

Regular polygons – the octagon Student activity Play

Regular polygons – the square Simulation Play

Regular polygons – the square Student activity Play

Regular polyhedron Animation Play

Regular shapes Student activity Play

Reliability of demonstration Animation Play

Representing a quadratic function in vertex form by completing the square Student activity Play

Rhombuses and squares Student activity Play

Roots of roots – finding true equations Whiteboard exercise Play

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

Rotation symmetry Animation Play

Rotations Whiteboard exercise Play

Rotations Student activity Play

'Rounded' Pythagorean theorem Animation Play

Ruler-and-compass constructions, locus (2) Whiteboard presentation Play

Ruler-and-compass constructions, locus (2) Class activity Play

Rules of multiplication and irrational numbers Animation Play

Scale factor Student activity Play

Sections of a cube Whiteboard exercise Play

Sections of a cube Student activity Play