January 6, 2017 DA 5, s. 2017 – 28th Annual Math-Physics Interschool Quiz Show–Luzonwide of the University of the Philippines-Baguio | Department of Education

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January 6, 2017 DA 5, s. 2017 – 28th Annual Math-Physics Interschool Quiz Show–Luzonwide of the University of the Philippines-Baguio