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Crie e publique questionários online em minutos e exiba os resultados em forma gráfica e em tempo real. A SurveyMonkey fornece questionários online gratuitos e software de questionário.

StudyBlue is your online home to store lecture notes and make flashcards. Study online and on your phone for effective, productive learning. Free.

Kongregate has free games that you can play online. Choose from thousands of free flash games. Complete online game achievements to win badges.

Using www.QuizRevolution.com you can create quizzes and embed them easily in any website or blog. Create interactive quizzes in minutes and then easily embed them on your page using 1 line of simple HTML (an IFRAME). Our quiz templates are really pop...

YouTube is a place to discover, watch, upload and share videos.

Free Online English Dictionary & Thesaurus, translation from English to Spanish & Turkish and Spanish to English and other language resources. Conjugation dictionary. Audio pronunciation. Publisher: Cambridge Univeristy Press.

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Create and play educational quiz games, memorize maps to improve your knowledge in Geography, Science, History and other fields of interest.

PositivityRatio.com is Barbara Fredrickson

The authoritative Collins dictionaries now available online. Search amongst hundreds of thousands of words and expressions in Spanish, French, German, Italian, Chinese, Portuguese, Russian and synonyms dictionaries.