After knowing each other for barely half a day, these teenagers decided murder was their bond. 

The Rochester Ax Murder annihilated his family after having an argument with his father. 

Murderous twins, who killed their mother then lied to make officers believe someone else committed the crime. 

His first murder was at the young age of 13. He got away with it and committed murder again when he was 15. He is the reason why children can be charged as adults. 

Have you heard of SlenderMan? These girls took an urban legend and transformed it into true crime. 

James Fairweather wanted to be a serial killer and took the lives of two innocent, unsuspecting individuals to fulfill his dream. 

For this case, we go across the pond the Newcastle, England. Mary Bell was a 10-year-old cold-blooded murderer. 

14-year-old Mason made a horrible decision that claimed the lives of his parents and three younger siblings. 

Jasmine was a 12-year-old, who came up with an evil plan to murder her family to be with the man she loved.  

Can a lice infestation kill you? Well, this case tells you it is possible. The Yozviak/Horton family neglected their 12-year-old daughter, Kaitlyn, and ignored her louse infestation.