On Sunday, April 7, 2013, the Ottawa Symphony Orchestra is hosting a variety of FREE activities.

At 2:30 pm, the OSO will hold an open rehearsal for the following night’s concert, A Russian Celebration.

At 4 pm, there is a musical show-and-tell in the NAC lobby, where you can learn about some of the instruments you saw. Light refreshments will be served following the rehearsal.

More details here.