Kosmos Singles: A social group mixer for adults ages 50-plus. 4-7 p.m., Cascone’s, 3737 N. Oak Traffficway, Kansas City. 816-454-7977 or www.kosmossingles.org
Friday in the Park: Live music and fun featuring Sideways Glance. 11:30 a.m.-1 p.m., Macken Park Festival Pavilion, 800 Clark Ferguson Drive, North Kansas City. 816-274-6000 or www.nkc.org
National Active & Retired Federal Employees Association, Platte/Clay Chapter meeting: All current or retired federal employees and their spouses are invited. 10 a.m., Wexford Place, 6500 N. Cosby, Kansas City. 816-454-3491
Atkins-Johnson Farm’s Big Shoal Country Fair: Petting zoo, carnival games, dancers, music and contests. 10 a.m.-4 p.m., Atkins-Johnson Farm and Museum, 6607 N.W. Antioch, Gladstone.
Fiesta Pre-Party: Join Las Estrellas, DJ Bobby C and El Grupo Atotonilco for a sneak peek of the Hispanic Festival, set for Sept. 12-14 in downtown Kansas City. 5:30-8:30 p.m., Zona Rosa, 8640 N. Dixson, Kansas City. 816-587-8180
Dippin’ Dogs Swim Party: Bring your dog for microchipping, pet grooming, pet sitting, pet clothes and more. Small and senior dogs, noon-2 p.m.; large dogs, 2-4 p.m., Springs Aquatic Center, 9400 N. Congress, Kansas City. $10. 816-513-7527 or Heidi.email@example.com
Northland Community Choir: Fall registration for rehearsal begins at 6:30 p.m., Meetin’ House Building, Park University, 8700 N.W. River Park, Parkville. $10 for new members.
Family-to-Family Education Program: Twelve-week course for families and friends of people who are dealing with such conditions as attention deficit hyperactivity disorder and bipolar disorder. 6-8:30 p.m., Tri-County Mental Health Services, 3100 N.E. 83rd, Kansas City. 816-931-0030 or firstname.lastname@example.org
DAR meeting: Dave Helling, reporter for The Kansas City Star, will speak on “Know Your Rights” with a focus on the First Amendment. 7-9 p.m., North Cross United Methodist Church, 1321 N.E. Vivion, Kansas City. Free.
Kansas City Stamp Show for Collectors: Bring your inherited collections for appraisal. Fifteen national dealers. 9:30 a.m.-5 p.m., Gladstone Community Center, 69th and Holmes. Free. 816-734-4536
29th Annual Fiesta Hispana: Food, entertainment, folkloric dancers and a boxing tournament, along with local and national talent such as Grupo Control, Alacranes and Ruben Ramos. 5:30-11 p.m. Sept. 12, noon-11 p.m. Sept. 13, noon-9 p.m. Sept. 14, Barney Allis Plaza, Kansas City. Free.
Ninth Annual Paws in the Park Dog Walk Festival: A one-mile walk, vendor booths, demonstrations and more. 9 a.m.-noon, English Landing Park, 8701 Clark, Parkville. Free. www.pawsinpark.com
Childhood obesity: A health care professional from North Kansas City Hospital discusses the epidemic. 6:30-7:30 p.m., LiveBlue, Zona Rosa, 8530 N.W. Prairie View, Kansas City. Free. 816-395-2828 or livebluekc.com
Lunch and Learn series: Health screenings for women, discussions on head-to-toe test and screenings for women. 11:30 a.m.-1 p.m., The Center, North Kansas City Community Center, 1999 Iron. $5. 816-691-1690 or nkch.org
Art Fest: Local artists will display their work for sale, plus music and kids art activities. 10 a.m.-6 p.m., North Oak Christian Church, 9900 N. Oak Trafficway, Kansas City. Free.
Chamber music: Vermeer String Quartet violinist Ashkenasi will perfrom Franz Schubert’s “Rondo for Solo Violin and String Quartet” and more. 7:30 p.m., Park University’s Graham Tyler Memorial Chapel, 8700 N.W. River Park, Parkville. $15. 816-741-2000
Lisa Lopez, email@example.com
You can enter events directly into The Star’s online calendar at Events.KansasCity.com. Sign in or create a free account, then click “Add Event.” If your event’s location does not appear in the “Where” listing, scroll to the bottom and click “Suggest a new venue.” In the “Description” field, describe the event and be sure to include a phone number people can call. In the “Tags” field, select “816 North” for Northland events. Click the green “Add event” button when you’re finished.