Jefferson Park Jubilee

Grand opening for renovated park, dedication ceremony with Taiko and Bon Odori performances, activities, food, demonstrations, performances reflecting the park and community's cultural history, skatepark, 11 a.m.-9 p.m.; Friends of Olmsted Parks walking tours, 1 and 3 p.m.; concert with local bands, 4 p.m. Saturday; Jefferson Park, 3801 Beacon Ave. S., Seattle; free, shuttle transportation from Beacon Hill Light Rail station available (www.seattle.gov/parks/projects/jefferson/park.htm).

Seafair Milk Carton Derby: Milk-container boats compete on Green Lake for prizes; shore activities, 10 a.m.-4 p.m. Saturday, Green Lake Park, 7201 E. Green Lake Drive N., Seattle; free (www.seafair.com/).

Pet-A-Palooza: Activities for all ages, Entertainment Stage, Kids Zone, agility demonstrations, pet adoptions, pet-related products and services, pets welcome, 10 a.m.-4 p.m. Saturday, Marymoor Park, 6046 W. Lake Sammamish Parkway N.E., Redmond; free (seattle.cbslocal.com/content-vertical/petapalooza-2012/).

Ballard SeafoodFest: Barbecued salmon and other seafood and food vendors, music, beer and wine gardens, children's activities, arts and crafts vendors, sidewalk sale, 11 a.m.-9 p.m. Saturday, 11 a.m.-7 p.m. Sunday, Market Street and Ballard Avenue, Seattle (206-784-9705 or www.seafoodfest.org).

Seattle Chinatown International District Dragon Fest: Chinese lion and dragon dances, martial-arts demonstrations and Japanese Taiko drumming, noon-8 p.m. Saturday, noon-6 Sunday, Hing Hay Park, 409 Maynard Ave. S., Seattle (www.seattledragonfest.com).

Kent Cornucopia Days: Sidewalk sale, carnival, soccer tournament, street fair, art show, 5K fun run/walk, inline skate and skateboard tournament, 10 a.m.-8 p.m. Saturday-Sunday, parade, 2 p.m. Sunday, downtown Kent; dragon boat races, vendors, displays, 8:30 a.m. Saturday, Lake Meridian, 14800 S.E. 272nd St., Kent (253-852-5466 or www.kcdays.com).

Mercer Island Summer Celebration: Crafts marketplace, food vendors, Kids Fun Zone inflatables, entertainment, 11 a.m.-7 p.m. Saturday, 10 a.m.-5 p.m. Sunday, Mercerdale Park, 77th Avenue Southeast and Southeast 32nd Street, Mercer Island; parade, 10 a.m. Saturday, Mercer Island Town Center; fireworks, 10 p.m. Saturday, Luther Burbank Park (www.mercergov.org/sectionindex.asp?sectionid=61).

Ride for smoothies: Easy Riders 12 mile, easy pace ride on trails and in neighborhoods with snack stop, 2 p.m. Sunday, Fremont Avenue North and North 110th Street, Seattle (206-523-6042 or www.cascade.org).

Compiled by Madeline McKenzie

For more community events, go to seattletimes.com/listings (search "community").