Everything’s coming up shamrocks as we celebrate all things Irish on St. Patrick’s Day, March 17. While leprechauns loom large that day, women get a 31-day shout-out with National Women’s History Month. Take advantage of Pi Day (3.14) to celebrate all things math. And while you’re at it, why not make a special week of it? And finally, hone your competitive edge as basketball season heats up for March Madness.