Today marks Wrigley Field’s 100th birthday (and the start of a season-long centennial celebration). The Cubs will be dressed in period uniforms, and the first 30,000 fans in the ballpark get a replica jersey of the Chicago Federals, the first team to play at Wrigley.When: 1:20 p.m.Where: Wrigley Field, 1060 W. Addison St. (773-404-2827, chicago.cubs.mlb.com)Cost: $20-$100
15 things to do with your kids this week: April 23-29