• Tell your infants a story at the Multnomah County Library's Book Babies! Live online, 10:30 to 11 a.m. multcolib.org/events/its-book-babies-live/117462
• Build something at Washington County Cooperative Library Services' Lego at Home, Unity in Lego with Brix Edu, all day. www.facebook.com/BRIXEDU/
• Learn about science activism and environmental justice at the Oregon State University's online Science Pub, 6 to 7:30 p.m. The event will be on YouTube Live. Registration is required at beav.es/J77.
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