zirakpur, Jan. 30 -- AC National Public Senior Secondary School celebrated primary classes' sports day. The programme began with the release of balloons. Thereafter, there were fun races for kindergarten students, such as pick the ball and biscuit. For Classes 1 to 5, there were ring, lemon and spoon, three-legged, hurdles and sack races. The winners received medals. The school said games are an integral part of present day education as they enhance children's physical and mental development....