Reasons Central American Children are Emigrating to the US
UN Refugee Agency prepared a study of reasons unaccompanied children are coming to US from Central America and Mexico. See graph below taken from the study which included a survey of over 400 children apprehended since 2011. A link to the study is included in the graphic.
Also, see graphic of Hispanic children enrollment in public schools in the US by states with the highest percentage of Hispanics.