Batteries and their uses

How different sized batteries are used in different appliances.

Electricity produced by generators

How and why houses on Lundy Island get their electricity from an oil generator.

How voltage affects the illumination of light bulbs

A look at how three different voltages affect the brightness of a board of lightbulbs.

Making sounds with different pitches

Using pieces of string to produce sounds with different pitches.

The power of batteries in a circuit

The key functions of a battery and a bulb in an electrical circuit are explained.

Two Peruvian villages - one with and without electricity

A comparison of life in two Peruvian villages focusing on electricity provision.

Using circuits to make games and activities

Children use simple electrical circuits to produce games and activities.

What materials conduct electricity?

How and why some materials are insulators and others are conductors of electricity.

Where does electricity come from?

How pylons and cables carry electricity through the countryside and in cities.

Wind farms in the Southern Uplands of Scotland

Why high levels of wind in the Southern Uplands make it a good location for wind farms.