Barb Rietscha, owner of Stow Greenhouse, will lead you step-by-step in assembling a terrarium and then provide handy tips for maintaining it, in this Sunday, March 13 class at The KITCHEN at the Boston Public Market, beginning at 3 pm. Sponsored by The Trustees of Reservations, the class will cost $36 for TTOR members, $45 for nonmembers. For more information visit http://www.thetrustees.org/KITCHEN. Image from www.blog.freepeople.com.