This stage has three essential characteristics which can be described as the practical, social and political application of mind.

Kids get to build things like computer games, or social applications, with their friends.

What has emerged so far is a mixture of social and commercial applications.

This was his last major piece of medical work; in the 1870s he became involved the public health and the social applications of medicine.

There would invariably be some political and social application of the allegory.

Systems that have been designed for a social application include:

Articulate dissatisfaction can, after all, have its social and political applications, too.

The satellite can be used for other social and strategic applications.

Machine-Computers are created by humans and now have social applications.

The company created several popular social applications and rose to among the top 10 application developers in 2008.