BABY-SITTING CERTIFICATION. Wednesday, Feb. 20, 9 a.m. to 1 p.m., Ipswich YMCA, 110 County Road. Learn baby-sitting skills, including how to diaper, feed and keep children safe. Parents are actively looking for baby sitters who have this certification. For ages 10 and older. $60/person. 978-356-9622.
SWIM FOR PIRATE TREASURE. Wednesday, Feb. 20, 9:30 to 10:30 a.m., Ipswich YMCA, 110 County Road. Boats, sunken treasure, snorkeling, diving and more. Games that improve swimming skills with a pirate theme. Must be able to swim the length of the pool to participate. For ages 6 and older. $12/person. 978-356-9622.
WEDNESDAY SCHOOL VACATION WEEK AT PEM. Wednesday, Feb. 20, 10 a.m. to 4 p.m., Peabody Essex Museum, East India Square, Salem. Part of weeklong celebration of the many ways that people play around the world. Events include giant games and games from different cultures from 10 a.m. to 4 p.m.; abstract magnetic puzzles, 10:30 a.m. to 1 p.m.; indoor hopscotch design, 1 to 4 p.m.; Sumo Mice and Power Rice, a Japanese game-focused, origami-filled storytelling performance from 11 to 11:45 a.m. and 1 to 1:45 p.m.; and a screening of “Jumanji” from 2:15 to 3:45 p.m. Included with museum admission. Advance reservations required. 978-745-9500, ext. 3011, or pem.org/calendar.
DROP-IN TODDLER TIME. Wednesday, Feb. 20, 10 a.m., Flint Public Library, 1 S. Main St., Middleton. Features MaryBeth Maes presenting music, movement and more. For ages 6 months to 3 years. Sponsored by the Middleton Cultural Council. www.flintlibrary.org.
FITNESS GAMES. Wednesday, Feb. 20, 12:30 to 1:30 p.m., Ipswich YMCA, 110 County Road. Bring the family for a midweek workout. Parents can exercise while children burn off energy in the aerobics room by playing a variety of fitness games, led by personal trainer and physical education teacher Rachel Goncalves. For families and children in kindergarten through grade five. $10/family. 978-356-9622.
PIRATE MAGIC SHOW. Wednesday, Feb. 20, 2 p.m., Boxford Town Library, 10 Elm St. Children of all ages can join magician and juggler Robb Preskins for a Pirate Show. School vacation week event sponsored by the Friends of the Library. Free. 978-887-7323.