You automatically obtain a copyright over any original creative works you produce such as stories, poems, drawings or paintings. As the copyright holder, you can copy and distribute your work, as well as publicly display or perform it. Others cannot copy, distribute, publicly display or perform your work without your permission. Fair use allows use of copyrighted materials for non-profit educational purposes like teaching and learning. When preparing presentations, you should read source materials and write your own text rather than copying directly, though you can copy titles and dates. You must cite any sources used at the end to avoid plagiarism. Some websites provide free content that can be downloaded and used with proper attribution.