the tidwell middle school student - aged 13 or 14 - started a blog on a writers website called wattpad in august last year that was called ` killing children ' , featuring stories titled ` massacre ' , ` thrown under the bus ' and ` blood , blood , and more blood ' .
some of the names of students at the school featured in the blog , with one section reading : ` he tries to hold in a scream , but it escapes him when i drive the scissors down his body .