Mirror symmetry Animation Play

Percentage change Student activity Play

Playing with a mirror Student activity Play

Recording of analogue and digital signals Animation Play

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

Reflection symmetry in the vertical and horizontal lines Whiteboard exercise Play

Shapes that have rotation symmetry Student activity Play

The common points of the disc and the axes Animation Play

The common points of the disc and the coordinate axes Student activity Play

The inequality describing the disc Whiteboard exercise Play

The Milky Way Student activity Play

The Milky Way Student activity Play

The Milky Way Whiteboard exercise Play

The number of common points of the coordinate axes and the disc Whiteboard exercise Play

The number of lattice points on a disc Whiteboard exercise Play

The overall percentage decrease Whiteboard exercise Play

The phase of oscillation Student activity Play

The quality of digital sound Student activity Play

The structure of the Galaxy Animation Play

Visual signal transduction Illustration Play

Welcome to Flatland Animation Play

Welcome to Flatland Student activity Play