Computers in Education:
http://www.thegreenergrass.org/2008/07/laptop-use-in-school-is-definite.html
The link says that technology helps our lives. It says that everyone haves laptops and they are easy to carry, and that teachers can give instructions or teach via laptops, and it will benefit both teachers and students, and create an entertaining environment.
The impact is that, to start with, less paper will be consumed. It will also improve the education of students because they will be more organized and a more successful way of achieving information.
How Search Engines Work:
http://en.wikipedia.org/wiki/Web_search_engine
Search Engines are used to search for information, images, videos, etc. based on a pattern recognition. These Search Engines contain information from web pages, and using a crawler it searches these query in the index. The result of this search will then appear as a small description of the webpage and the link of that page.
The impact of search engines is that it is very helpful to look for information, and it will help in education, because when someone needs to get information he can get into a search engine to get it quickly and efficient.
Tutorials:
http://www.iwebtool.com/what_is_tutorial.html
A tutorial is a learning tool. They teach something or how to use something by a series of steps. Most software programs have a tutorial.
Tutorials can be used for education or for business. It is useful because they are helpful for people with different skill levels. These tutorials teach people to do something they don´t know how to.
Robotics: