Pizza Fest on the Green, featuring pies from pizzerias all around town; proceeds benefit New Haven’s Connection Fund. Friday, noon-2 p.m. Info.
Moto on the Green, a performance by the reggae-socca-party band. Friday, 6 p.m. Free. Info.
Debo Band & Fendika on the Green, featuring a band that has won acclaim for its groundbreaking take on Ethiopian pop music, and a troupe of traditional musicians and dancers from that nation. Saturday, 7 p.m. Free. Info.
Echo Uganda on the Green, a performance of traditional East African folk songs, performed using authentic instrumentation. Friday, noon. Free. Info.
Weekend Showcase on the Green, performances by local artists thoughout the afternoon. Saturday, beginning at 1 p.m. Free. Info.
“The Quiet Volume,” an intimate theatrical experience about books, reading, and the communal experience of the library. Friday, 9:30 a.m.–5:30 p.m., with new shows beginning each half hour. Info.
“L’homme Cirque,” a one-man circus featuring everything from a human cannon ball to a climactic high-wire act. Friday, 7:30 p.m.; Saturday, 1 p.m. & 5 p.m.) Info.
“Sequence 8,” an acrobatic dance and theater piece by the Montreal-based circus company Les 7 doigts de la main (7 Fingers). Friday, 8 p.m.; Saturday, 2 p.m. Info.
“Stuck Elevator,” a comic-rap-scrap metal musical prompted by the real life experience of a Chinese restaurant delivery man trapped in a Bronx elevator for 81 hours. Friday, 8 p.m.; Saturday, 2 p.m. & 8 p.m. Info.
Shantala Shivalingappa, a performance by the classical Indian dancer who specializes in the traditional south Indian dace form of Kuchipudi. Friday, 8 p.m. Info.
“Freewheelers,” about the effect of two coinciding events in New Haven: the patenting of the bicycling and the opening of the country’s first corset factory. Saturday, 3 p.m. & 8 p.m. Info.
“Roseanne Cash: Inspiration, Song Sense, and Lineage,” a talk by the singer-songwriter about her own work an the legacy of her father, Johnny Cash. Saturday, 1 p.m. Free. Info.
Vanessa Trien and the Jumping Monkeys on the Green, a folk trio “for the young and young at heart.” Friday, 1:15 p.m. Free. Info.
“Echoes of Egypt: Conjuring the Land of the Pharoahs.” Friday, 10 a.m. Free. Info.
“Conversations with Wood: Selections from the Waterbury Collection.” Friday, 12:30 p.m. Free. Info.
“Iconography: Holy Tradition, Holy History.” Saturday, 2 p.m. Free. Info.
“Yale Farm.” Friday, 2 p.m. Free. Info.
“Yale University Art Gallery Welcome Walkthrough.” Friday, 3 p.m. Free. Info.
“Marsh Botanical Gardens.” Friday, 5:30 p.m. Free. Info.
“Beaver Hills and Its Beautiful Houses.” Friday, 5:30 p.m. Info.
“Kids’ Tour of Wooster Square.” Saturday, 11 a.m. Free. Info.
“Discover the East Coast Greenway Part 2.” Saturday, 9 a.m. Free. Info.
“Architecture Tour: Art Design Workshop Winners.” Saturday, 2 p.m. Free. Info.
“The Downtowners (Heirloom, Ibiza, Zinc).” Saturday, 1:30 p.m. Info.
Master Class with Fendika, a lesson in Ethiopian dance traditions with the group’s leader, Melaku Belay. Friday, 10 a.m. Free. Info.