Check123 is a free video encyclopedia that is organized by category and prioritized by quality to provide users with quick and easy answers. Users can learn about any topic through videos that range from one to three minutes long.
Check123 also allows users to create their own videos and share their knowledge, and its social rating system allows users to validate the quality of the videos.
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Jan 17, 2018
blogs.edweek.org
Response: Using Videos to 'Enhance Learning Experiences for Students' (Opinion)