Electrophoresis – a basic technique in work with DNA Student activity Play

Electrophoresis – a basic technique in work with DNA Simulation Play

Enlargement – the basic property Student activity Play

Enlarging the right-angled triangle – the basic property Simulation Play

Enlarging the square – the basic property Simulation Play

Equations with  cos(ax) Student activity Play

Examples of populations and samples Animation Play

Finding the concentration of a solution by titration Student activity Play

Finding the reciprocals of basic trigonometric ratios Whiteboard exercise Play

Functions – basic notions Whiteboard presentation Play

Functions – basic notions Class activity Play

Introduction Animation Play

Milk – the basic food of all mammals Student activity Play

Milk – the basic food of all mammals Whiteboard exercise Play

Paper sizes Student activity Play

pH range of alkaline buffer Animation Play

pH range of an ethanoic acid/sodium ethanoate buffer Animation Play

Population and sample Student activity Play

Properties characteristic for basic oxides Slideshow Play

Reciprocals of basic trigonometric ratios Student activity Play

Risk factors for cardiovascular diseases Student activity Play

Simple random sampling Student activity Play

Solving basic trigonometric equations Student activity Play

Solving basic trigonometric equations Whiteboard exercise Play

Solving basic trigonometric equations involving the sine function Whiteboard exercise Play