I attended a Catholic school
Me too. I love how the Catholic Church created a parochial schools for the masses 
Are they same as missionary schools?
I am not sure but it seems so since the church supported 43,800 secondary schools, and 95,200 primary schools. That was in 2016
OK is it government funded?
No it was not government funded but their deeds led to development of numerous native religious congregations which established schools, hospitals, orphanages, reformatories, and workhouses.
They helped sharpened education around the world
across North America, Europe, United Kingdom and Australia. Historically, the establishment of Catholic schools in Europe encountered various struggles following the creation of the Church of England in the Elizabethan Religious settlements of 1558-63. Anti-Catholicism in this period encouraged Catholics to create modern Catholic education systems to preserve their traditions. The Relief Acts of 1782 and the Catholic Emancipation Act of 1829 later increased the possibility to openly practice Catholicism in England and to create charitable institutions by the Church. This led to the development of numerous native religious
Catholic school
Catholic schools are parochial schools or education ministries of the Roman Catholic Church. , the Church operates the world's largest non-governmental school system. In 2016, the church supported 43,800 secondary schools, and 95,200 primary schools. Catholic schools participate in the evangelizing mission of the Church, integrating religious education as a core subject within their curriculum.
Background.
Irish immigration provides the main contribution to the increases in Catholic communities across the globe. The Irish immigration established the revival of Catholicism through movement to countries