Inscribing a square into a circle Whiteboard exercise Play

Inverse square proportion Student activity Play

Inverse square proportion Whiteboard exercise Play

Irrational numbers Whiteboard exercise Play

Is a practical demonstration reliable? Student activity Play

Is it a square? Whiteboard exercise Play

Is it a square? Student activity Play

John's lawn Whiteboard exercise Play

Length constructions Student activity Play

Length contraction (Lorentz-Fitzgerald contraction) Student activity Play

Length contraction (Lorentz-Fitzgerald contraction) Whiteboard exercise Play

Let's investigate perimeters and areas Student activity Play

Like terms Student activity Play

Magic square Animation Play

Median and the 'true value' of measurements Student activity Play

Median and the 'true value' of measurements Whiteboard exercise Play

Metric units of area Student activity Play

Metric units of area Animation Play

Metric units of area – reminder Student activity Play

Minimum area problem Student activity Play

Minimum area problem Simulation Play

Miscellaneous problems Student activity Play

Mixed problems Student activity Play

More complex examples in factorising by completing the square Student activity Play

More complex examples in factorising by completing the square Whiteboard exercise Play