Observer Editor, Free, Online
“That Saturday Show”: Ann Arbor District Library.
AADL staffers explore “Communication” (11 a.m.), from the way sharks talk to each other to signal flags, and they present “That Tomato Song” (11:30 a.m.), an episode in the ongoing saga of Toby and Otto. Does Toby need to sing to the tomatoes? Tune in to find out. AADL.tv. Free. 327–4200.