Crossword Puzzle Cinco De Mayo Crossword PuzzleOnline version Celebrate Cinco De Mayo with this Crossword Puzzle. Great for vocabulary reinforcement and early spelling practice. by Skoolmaths 1 used at Cinco de Mayo celebration to sing happy songs 2 heard during the celebration 3 refers to "sombrero" 4 a lively event with music and dancing 5 popular Mexican food 6 Party 4 1 3 6 5 2