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This online course gives an introduction to the concept of skepticism in philosophy.

This course teaches how to make iOS apps so that they can securely interact with web services and receive push notifications. Students will learn how to store data securely on a...

This MOOC is for learners who need to improve their public speaking skills, either for school or for work.

This series of online courses gives an introduction to English for students.The 4 individual courses cover the listening and speaking skills that non-native English-speaking...

This online course program explores the pronunciation of American English. It includes consonant and vowel sounds, and what the instructors call the "music" of English,...

This online course will enable participants to complete all the steps in planning a research paper, including choosing topics, outlining and researching sources.

This course is an introduction to the Swift programming language and will prepare students for more extensive iOS app development and build a foundation for advanced iOS...