Sunday

"The Sound of Science." Featuring cellist and longtime member of Kronos Quartet Jeffrey Ziegler, the multimedia concert presents eight new pieces of music by seven celebrated international composers, each one written for amplified cello and electronics. The show, part of Fusebox Festival, requires a reservation to attend. 2 and 5 p.m. Sunday. Free. The North Door, 501 Brushy St. schedule.fuseboxfestival.com/festival/sound-of-science.

Monday

Guayakí Earth Day. Guayakí Yerba Mate is hosting a street fair on Earth Day that will feature live music, art exhibits and food trucks. Austin artists the Deer, SirWoman and another to-be-announced special guest perform. The event is free, but donations are also being accepted for HAAM. 4 to 8 p.m. Monday. 807 E. Fourth St. facebook.com/events/154394945466328/.

Tuesday

Sierra Nevada Tap Takeover with Ken and Brian Grossman. That's right, the founder of one of the country's most preeminent breweries and his son, second-generation brewer Brian, are headed to Austin for a tap takeover at Easy Tiger's Linc location. Have a Sierra Nevada pint, such as the Hazy Little Thing IPA, while learning more about the California brewery. 5 to 8 p.m. Tuesday. 6406 N. Interstate 35 No. 1100. easytigerusa.com/easy-tiger-austin-calendar.

Wednesday

Tameca Jones at Austin Central Library. How about some homegrown soul from Austin’s queen of steamy, slow-burning love jams? Regarded as one of Austin’s top talents, Jones has been building her national profile with a series of road trips with Gary Clark Jr. We’ll be on hand to talk to her about her music and her career after the performance at Austin’s coolest new public space. 7 p.m. Wednesday. 710 W. Cesar Chavez St. austintexas.gov/central-library. — Deborah Sengupta Stith

Thursday

Brew Ha Ha Comedy Night. Laughter and beer are both pretty much the best medicine. Head to the Circle Brewing taproom for a night of mirth provided by local comedians including Sam Castillo, Arielle Norman and Agabar Bradley. Tai Nguyen hosts. 7 to 8:30 p.m. Thursday. 2340 W. Braker Lane  circlebrewing.com/calendar.

Friday

20th Annual Red Poppy Festival. Georgetown hosts a three-day festival to honor the history and beauty of its poppy season. The weekend includes parades, a car show, live music, cooking contest, art, food and family-friendly activities including a kid's zone. Country star Pat Green headlines the fest on Saturday. 6 p.m. Friday, 10 a.m. to 7 p.m. April 27 and 11 a.m. to 5 p.m. April 28. In and around downtown Georgetown. poppy.georgetown.org.

Saturday, April 27

3rd Annual ATX Bookstore Crawl. On Independent Bookstore Day, explore a few of Austin's bookstores, from BookPeople to Malvern Books, take a picture at each one and get entered to win one of three prize packs. Each store has a scavenger hunt that you can complete before posting the photo to social media. There will also be a post-crawl party at 7:30 p.m. 11 a.m. to 8 p.m. April 27. Multiple locations. atxbookstorecrawl.org.