Wikimedia
Wikipedia: Microsoft Power Point
This site from the Encyclopedia Wikipedia offers an extensive definition of the presentation software, Microsoft PowerPoint. Includes information on its history, concept, criticism, features, links, and more.
Other
Microsoft Education: Track Changes in Power Point
This resource helps users figure out how to make track changes in Microsoft PowerPoint. (applies to PowerPoint 2013 and 2016)
Other
Teaching Ideas for Primary Teachers: Computing Ideas
A great resource to discover fun new computer activities to bring to your classroom.