Mother Goose Day
Mother Goose Day is held on May 1. The term "Mother Goose" dates back to the 1650's. This event in the first decade of the month may is annual.
School Principals' Day on May 1 (if you don’t have a good principal, you won’t have a good school);
Lei Day on May 1 (the event started in 1927 at the bank of Hawaii);
World Naked Gardening Day on May 1 (celebrated on the first Saturday of May);
World Laughter Day on May 2 (was created in 1998 by Dr. Madan Kataria, founder of th worldwide Laughter Yoga movemen)