Permuting the limits of integration Student activity Play

Permuting the limits of integration Animation Play

Permuting the limits of integration Whiteboard exercise Play

Proving the cosine rule Animation Play

Quartet and other multiplets: 'n + 1' rule Animation Play

Reflection symmetry in the coordinate system in the line y = –x Student activity Play

Relative velocity vectors Student activity Play

Repulsion between current-carrying conductors Animation Play

Right hand rule Animation Play

Rounding decimals to a whole number Student activity Play

Rounding decimals to a whole number Animation Play

Rule for the nth term of a sequence Student activity Play

Rule for the  nth term of a sequence Whiteboard exercise Play

Ruler-and-compass constructions Whiteboard presentation Play

Ruler-and-compass constructions Class activity Play

Rules of multiplication and irrational numbers Animation Play

Sequences Whiteboard presentation Play

Sequences Whiteboard presentation Play

Sequences Class activity Play

Sequences Class activity Play

Sequences and fractions Student activity Play

Sequences based on rules Whiteboard presentation Play

Sequences based on rules Class activity Play

Sequences based on rules Whiteboard exercise Play

Sequences formed by adding a fixed number – part 1 Student activity Play