Electronic dictionary provides a powerful resource for students working on their own and for you in the classroom. In the classroom you can have the dictionary available all the times to check the meaning of the words and if you are fortunate enough to have a PC linked to a data projector or interactive whiteboard you can integrate the dictionary into your day to day teaching seamlessly and also carry out dictionary use training sessions more effectively.
Beside dictionaries that can be used at all level, thesauruses are more suited to the intermediate and advanced levels. For higher level, they can be used to enrich and extend your learners’ vocabulary. Thesauruses can be used for writing projects. It can encourage learners to be more adventurous in their creative writing at the same time as helping them to analyze their output more critically.
A concordancer is similar to a search engine in any respects. It is a small program that can examine large quantities. Corpuses are compiled from variety of sources like written collection such as newspaper or journals, spoken collection taken from radio.
Translation software is still in its infancy and at the time of writing remains unreliable. Encyclopedias can be used for research and project work. The wealth of information contained o these sites opens up the world to our learners in a way thet more traditional collections of classroom objects simply cant.