Books: Author Wendy Wax launches and signs “Magnolia Wednesdays,” 7-9 p.m., Fox Tale Book Shoppe, Roswell. FREE, RSVP required.

For families: “The Three Billy Goats Gruff and Other Stories” continues, 10:30 a.m. and noon, Center for Puppetry Arts, Atlanta.

Lecture: Mental Floss co-founder Will Pearson gives a trivia-laden talk as part of SCAD’s Ivy Hall Writer’s Series, 6:30 p.m., SCAD-Atlanta, Atlanta. FREE.

Sports: Atlanta Thrashers vs. Florida Panthers, 7 p.m., Philips Arena, Atlanta.

Stage: “Aida” continues, 7:30 p.m., Cobb Energy Performing Arts Centre, Atlanta.

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