Brazilian Language & Culture Program

Portuguese as a Second Language Program stressing natural language acquisition. Besides grammar and phonology, includes capoeira and samba lessons, and cultural traveling on weekends. Small town, safe environment.
http://www.english.sk.com.br/sk-psl.html

Portuguese grammar

A complete virtual Portuguese grammar resource, over 4000 exercises with answers. Useful for teachers, students, graduates and anyone interested in the Portugues language.
http://www.brazilianportugues.com/