Raising their arms in triumph, the mighty Spartans of the milk-drinking competition chugged down their baby bottles in a ferocious battle of the classes. One girl and one boy representative from each grade was seated on a platform, where the girls squeezed milk out of pink and blue bottles into the mouths of their male counterparts. The catch: the boys, who were seated on the girls’ laps, could not touch the bottle. The first team to empty the bottle won the most points for their class.