Crown Ridge Tiger Sanctuary hosts this story hour for preschoolers. They'll read "I Am a Little Tiger" by Francois Crozat and "Little Tiger" by Laura Rigo. Kids will also make a craft and learn about the mission of the Tiger Sanctuary. Free.
10 to 10:45 a.m. at Whole Foods in Town and Country.
More information: wholefoodsmarket.com
Visit the James S. McDonnell Planetarium in Forest Park for star shows for all ages. Show are hourly on the half hour and include a 30-minute Planetarium show in the Orthwein StarBay and a self-guided tour of the Boeing Space Station after the show.