The Junior Park Steward program provides a hands-on learning experience for high school students 14-18 years of age. Junior Park Stewards will gain valuable knowledge about conservation, park history and horticulture from Olmsted Parks Conservancy staff and trained Park Steward volunteers. The program schedule will be Tuesdays, Wednesdays and Thursdays 8:00am-12:00pm June 17-July 10. Junior Park Stewards are also expected to volunteer an additional 16 hours July 12-December 31, 2014. Read More.