Sources

Lucy: 

https://www.ncjrs.gov/pdffiles1/ojjdp/227763.pdf

https://www.nytimes.com/1994/07/12/nyregion/quirks-in-juvenile-offender-law-stir-calls-for-change.html

https://www.themarshallproject.org/2014/12/29/the-willie-bosket-case

https://en.wikipedia.org/wiki/Eric_Smith_(murderer)

https://en.wikipedia.org/wiki/Murder_of_James_Bulger

https://www.thesun.co.uk/news/5514427/jon-venables-robert-thompson-james-bulger-killers-parents/

 

Kenyon: 

https://en.wikipedia.org/wiki/Mary_Bell

https://murderpedia.org/female.B/b/bell-mary-flora.htm

https://www.reddit.com/r/AskReddit/comments/129c3t/what_happened_to_norma_bell_the_young_girl_who/

 

Amanda: 

https://en.wikipedia.org/wiki/David_Brom

https://murderpedia.org/male.B/b/brom-david-francis.htm

 

Additional Sources:

https://murderpedia.org/male.B/b/brom-david-francis.htm

https://horrorfakten.com/die-juengsten-serienkiller/

https://en.wikipedia.org/wiki/Helter_Stupid

https://www.hoax.news/2015-09-28-hoax-press-release-makes-the-media-go-helter-stupid-over-christian-axe-murderer.html

https://www.gettyimages.co.nz/detail/news-photo/mary-flora-bell-who-at-the-age-of-11-was-sentenced-to-life-news-photo/51728665

https://www.mirror.co.uk/news/world-news/kids-who-kill-shootings-stranglings-8753436

http://garotafreak.blogspot.com/2016/06/freak-show-mary-bell.html

https://allthatsinteresting.com/mary-bell

https://mindandmotive.wordpress.com/2013/11/03/mary-bell-3/

https://www.bizarrepedia.com/mary-flora-bell/

https://www.bizarrepedia.com/mary-flora-bell/

https://www.chroniclelive.co.uk/news/north-east-news/mary-bell-killings-50-years-14702293

https://www.chroniclelive.co.uk/news/north-east-news/mary-bell-killings-50-years-14702293

https://www.bizarrepedia.com/mary-flora-bell/

https://soapboxie.com/government/Who-was-Mary-Bell

https://soapboxie.com/government/Who-was-Mary-Bell

https://morbidology.com/when-kids-kill-mary-bell/

https://scepticpeg.wordpress.com/2017/10/11/murder-files-the-mary-bell-crimes/

https://heresthefuckingtwist.com/2018/05/15/true-crime-tuesday-mary-bell/

https://headmasterrituals.wordpress.com/2013/02/16/kids-that-kill-girlhood-in-the-1960s/

https://www.amazon.com/Cries-Unheard-Children-Kill-Story/dp/0805060685

https://scepticpeg.wordpress.com/2017/10/11/murder-files-the-mary-bell-crimes/

https://scepticpeg.wordpress.com/2017/10/11/murder-files-the-mary-bell-crimes/

https://scepticpeg.wordpress.com/2017/10/11/murder-files-the-mary-bell-crimes/

https://www.mamamia.com.au/jon-venables-canada/

https://www.theguardian.com/uk/2010/mar/07/jon-venables-confessed-identity