Here are some interesting sites, where you can find diferent kind of information. Check it!
Portal Positivo
This site is great because you can do researches, obtain information about school subjects and projects. Beside that, the site is always up to date and informs the breaking news. You can find exercises and games that help you to learn.
http://www.portalpositivo.com.br/
CVC
On this site you can look for information about trips, hotels decide where you want to go, compare prices and see information about each place you're interested in. you can choose if you want to travel by car, ship or plane. There are suggestions from people who have already gone on those trips.
http://www.cvc.com.br/index_regiao25.html
Só Matemática
This is a site where you can learn maths in theory and practice. There are 3,000 pages of content, including exercises, mathematicians' biographies, games, tests online and spaces for discussion about the subject.
http://www.somatematica.com.br/
How stuff Works
You can find every kind of information about everything. The site is organized by categories, so you can go faster where you're really interested in. Video play lists, quizzes and puzzles help you to fix what you've learnt.
http://www.howstuffworks.com/
Super Interessante
Lots of different website reports about weird and interesting stuff. The site talks about every part of the society. Don't forget to go on the "Mundo Estranho" link, you're gonna love it!
http://super.abril.com.br/
Recicloteca
This is a site about garbage, selective collection, and recyclable materials. You can find information about environmental subjects that encourages people to reflect on their habits and act in favor of quality of life.
http://www.recicloteca.org.br/Default.asp
Biblioteca Digital Virtual
This site from UNESCO makes available on the Internet, free and in multilingual format, important materials from countries and cultures around the world. The main objectives are: promote international understanding; expand the volume and variety of cultural material on the Internet; and provide resources for educators, students and general public.
http://www.wdl.org/pt/
Democracia Virtual
This is a site that brings together various efforts that increase the participation of Brazilians in the legislative process, in choosing candidates for Senator and Deputy, to monitor the performance of our representatives and educate the public about politics, democracy, political parties and their programs.
www.democraciavirtual.org
Agente Cidadão
This is a site that provides contact between those who want to donate things and who need to receive: charities that have serious work to assist the needy. They take the donation on the place you want, and you choose who will receive.
www.agentecidadao.com.br
Projeto Cidadania
The site identifies and directs people with Disabilities for jobs. The execution of the work of sorting and directing these professionals is made according to availability of the vacancies. Nothing is charged from the candidate, but from the company concerned.
www.projetocidadania.com/