Property of a perpendicular bisector Animation Play

Protein structure and point mutations Animation Play

Putting decimal numbers in order of size Student activity Play

Putting numbers in order of size Whiteboard exercise Play

Quadrants Whiteboard exercise Play

Quadrants Student activity Play

Quadrilaterals Student activity Play

Quadrilaterals Simulation Play

Rational numbers Whiteboard exercise Play

Rational numbers Student activity Play

Rational numbers and geometric series Whiteboard exercise Play

Rational numbers and geometric series Student activity Play

Rational numbers as decimals Animation Play

Rational or irrational? Whiteboard exercise Play

Reading out a percentage of a number from a diagram Student activity Play

Reading out a percentage of a number from a diagram Whiteboard exercise Play

Reading out from the graph the  x- and  y-intercepts of a linear function Simulation Play

Recurring decimal Animation Play

Recurring decimals Student activity Play

Recurring decimals Animation Play

Recurring decimals Animation Play

Recurring decimals Class activity Play

Recurring decimals Whiteboard presentation Play

Recurring decimals; period Student activity Play

Reflection symmetry in the coordinate system in the lines x = a and y = b Student activity Play