Learning Portuguese - European Portuguese grammar, pronunciation and basic vocabulary, with explanations of the general differences between English and Portuguese. Also, articles on countries where Portuguese is spoken. Sonia Portuguese - Grammar reference, vocabulary and interactive exercises with a focus on Brazilian Portuguese. A grammar book and course on CD-ROM is offered for sale. Portuguese Words and Phrases - Basic words and phrases for studying Portuguese. Learn Brazilian Portuguese, by Semantica - iPod-ready video dialog lessons, Portuguese podcasts and online language learning resources and reference section. Teaching materials offered for sale in DVD and downloadable formats. Portuguese Tips - Tips and advice on learning the language along with brief explanations of common expressions and grammar. Digital Dialects - Interactive games focused on teaching basic vocabulary. Game versions a provided for both European and Brazilian Portuguese.