 In 1884 separate boys' and girls' Higher Grade schools were founded in Wood Green but by 1898 had become overcrowded and in 1899 merged when they both moved into a new building in Bounds Green Road.Wood Green Higher Grade school, as it was called, was taken over by the Middlesex education committee in 1921, closed and then reopened as Trinity county grammar school.Technical education, started in 1892 under the Technical Instruction Act of 1889, developed quickly after the opening of Tottenham Polytechnic in 1897.