Approximating areas of flat irregular figures Student activity Play

Astigmatism Animation Play

Calculating the area of flat irregular figures Whiteboard exercise Play

Examples of irregular polygons Student activity Play

Examples of irregular polygons Whiteboard exercise Play

Examples of regular polygons Student activity Play

Irregular bone Slideshow Play

Numerical integration – mid-ordinate rule Class activity Play

Numerical integration – mid-ordinate rule Whiteboard presentation Play

Planetoids Student activity Play

Planetoids Illustration Play

Regular and irregular polygons Student activity Play

Regular or irregular? Whiteboard exercise Play

The area of an irregular figure Animation Play

Types of galaxies Student activity Play

Types of galaxies Illustration Play

Visual disorders Student activity Play