The arithmetic mean for continuous data Whiteboard exercise Play

The circle and the equilateral triangle Student activity Play

The cube roots Whiteboard exercise Play

The data collected by Yoko Animation Play

The diagram of the heights of men Illustration Play

The equilateral triangle Student activity Play

The formula and the graph Student activity Play

The formula for the area of a triangle Animation Play

The formula for the volume of a prism Whiteboard exercise Play

The formula for the volume of a prism Student activity Play

The Grand Canyon Student activity Play

The Grand Canyon Whiteboard exercise Play

The height and fluency of speech Animation Play

The height of a pyramid Animation Play

The height of a tree Animation Play

The height of a tree Whiteboard exercise Play

The height of the building Whiteboard exercise Play

The height of the equilateral triangle Whiteboard exercise Play

The height of the tulip Whiteboard exercise Play

The heights of girls and boys Animation Play

The heights of men Whiteboard exercise Play

The heights of the students Animation Play

The highest common factor Student activity Play

The highest common factor (hcf) Student activity Play

The interior angle of a regular polygon Student activity Play