ANOKA COUNTY FAIR

Kids will race to the finish in a big-wheel contest. Smaller tots won't be left out of the competitive fun. A diaper derby invites participants up to 11 months of age. Other attractions include a midway, live music, 4-H demonstrations and more. (10 a.m.-10 p.m. today-Sat.; 10 a.m.-9 p.m. Sun. $4-$9. Anoka County Fairgrounds, 3203 NW. St. Francis Blvd., Anoka. 763-427-4070. www.anokacountyfair.com.)

OPEN STREETS MINNEAPOLIS

Northeast Minneapolis is the star of this community festival. The block party highlights local businesses with family entertainment, live music, exhibits and displays. (10 a.m.-4 p.m. Sun. Free. On Central between 18½ and 26th Avs. NE., Mpls. openstreetsmpls.com/2014-central.)

MELISSA WALKER