saturday/10

Shir Appeal concert. Traditional liturgical songs, Israeli pop and Jewish world music by Tufts University co-ed Jewish a cappella group. Part of Contra Costa Jewish Book and Arts Festival. At Beth Chaim Congregation, 1800 Holbrook Drive, Danville. 7 p.m. $12. www.jfed.org/underonetent (See story, 18)

sunday/11

“Musical Journeys with Frank Lévy: Animals, Seasons and Other Musical Fantasies.” First of three family-oriented performances by pianist Frank Lévy, featuring music inspired by animals, the seasons and other whimsical elements. At Oshman Family JCC, 3921 Fabian Way, Palo Alto. 3 p.m. $20-$25. www.paloaltojcc.org/levy