Jerry and Mary Ann Hurckes smile as the new exhibit "Megan's Maze," created in memory of their daughter Megan, is unveiled at the Oak Lawn Children's Museum. | Joseph P. Meier~Sun-Times Media

Mary Ann Hurckes smiles as she looks around the space where her daughter's spirit will live on with the new exhibit "Megan's Maze," created in memory of her daughter Megan at the Oak Lawn Children's Museum. | Joseph P. Meier~Sun-Times Media

The new exhibit "Megan's Maze," created in memory of Megan Hurckes, who liked baseball, includes a baseball theme at the Oak Lawn Children's Museum. | Joseph P. Meier~Sun-Times Media

Plaque with a photo of Megan Hurckes on the new exhibit "Megan's Maze," created in her memory at the Oak Lawn Children's Museum. | Joseph P. Meier~Sun-Times Media

The new exhibit "Megan's Maze," created in memory of Megan Hurckes, who liked baseball, includes a baseball theme with a bat labled with her West Side league at the Oak Lawn Children's Museum, Feb. 14, 2013. | Joseph P. Meier~Sun-Times Media

Jerry and Mary Ann Hurckes share a somber moment together as Adam Woodworth, executive director of the Oak Lawn Children's Museum, unveils the new exhibit "Megan's Maze," created in memory of their daughter Megan. | Joseph P. Meier~Sun-Times Media

Jerry and Mary Ann Hurckes look over the new exhibit "Megan's Maze," created in memory of their daughter Megan Hurckes, at the Oak Lawn Children's Museum in Oak Lawn, Illinois, Thursday, February 14, 2013. | Joseph P. Meier~Sun-Times Media

Adam Woodworth (right), executive director of the Oak Lawn Children's Museum, talks about the details that went into the new exhibit "Megan's Maze," created in memory of the daughter of Jerry and Mary Ann Hurckes (left). | Joseph P. Meier~Sun-Times Media

Adam Woodworth, executive director of the Oak Lawn Children's Museum, talks about the details that went into the new exhibit "Megan's Maze," created in memory of the daughter of Jerry and Mary Ann Hurckes. | Joseph P. Meier~Sun-Times Media