Children of Eden, a two-act musical, will open at New World School of the Arts just in time for the holidays. With music and lyrics by Steven Schwartz, the musical was originally conceived as a much shorter work titled Family Tree.. NWSA High School theater students will put on the play with performances Friday and Saturday at 7:30 p.m. and a matinee on Sunday at 2. General admission is $15; students and seniors $10.