St. Louis County Library will celebrate Take your Child to the Library Day. Several branches are participating in the event, offering free activities for families throughout the day including visits by storybook favorite Little Critter, scavenger hunts, story time, crafts and games. A full listing of events can be found at http://www.slcl.org/events.

Little Critter, star of many children’s books created by Mercer Mayer, will be at the Cliff Cave Branch, 5430 Telegraph Road, at 1 p.m.