Here is detailed content regarding in the context of the Howard County Public School System (HCPSS) in Maryland. What is JumpStart HCPSS? JumpStart is a free, voluntary, school-readiness program offered by the Howard County Public School System. It is designed specifically for rising Kindergarteners (children who are registered to begin Kindergarten in the upcoming fall) who may need additional support to transition smoothly into a formal school environment.