Join NINE PBS for its free Block Party celebrating its 70th birthday! All are welcome to this grand celebration featuring kids' activities, food, music, visits from PBS characters and an opportunity to meet "Maria" from Sesame Street, PBS icon Sonia Manzano.
The Block Party is set for Sunday, September 22 from 1-4 p.m. at the Public Media Commons at NINE PBS.
Free tickets are required. Get them at ninepbs.org.

The Saint Louis Science Center has expanded its Preschool Science Series to include new offerings for different age groups of young scientists. Storybook STEM is for ages 3 to 5.
Little Red Hen Play Dates are a wonderful way for children ages 0-6 and their caregivers to experience the magic of Waldorf Early Childhood Education. You and your child will bake bread — a weekly occurrence in the Waldorf School's Early Childhood Program — listen to stories; join in a circle time filled with songs, rhymes, and movement; and explore the outdoors in the mini meadow.
Bring your babies and toddlers to this free story time at the Missouri History Museum.
Storytelling in the Museum is an in-person storytelling event happening at 10:30 a.m. at the Missouri History Museum. This event, perfect for the preschool set, features engaging stories with themes like Juneteenth, Sweet Treats, Summer and more. Storytelling in the Museum is free.
LEGO Club at the St. Louis County Library is a free opportunity for kids to gather and have fun building with LEGO bricks. LEGOs are provided.