Little sis could read these articles below and use the info to write her report. You could help her by correcting any misinformation in them. As for a picture, What about one of these?
https://www.tabletmag.com/scroll/264627/the-story-of-q
https://threadreaderapp.com/thread/1014368693801742337.html
https://vigilantcitizen.com/vigilantreport/an-objective-analysis-of-the-qanon-phenomenon/