Type and send e-mail etc. Geography, Weather, Voting etc. Any books about clowns or the circus.
Teacher needs telecommunications account and knowledge of how to send e-mail.
All times are minimums. Teachers who so desire can extend the project into whole language leanings and develop unit that take several days to several weeks. Students learn how computers can be used to communicate with others. They learn the speed of that communication. Their motivation for learning is increased by using computers and telecommunications for learning.