Summer Heritage Day: Old Fashioned Jobs — Learn about the chores and jobs needed on a ranch in the late 1800s. Visit with costumed volunteers as they demonstrate old fashioned rural games and chores such as doing woodworking, meal preparation, and blacksmithing. Go back to school in a one room school session or race in a bucket brigade; 10 a.m. Sunday, Walker Ranch Homestead, 8999 Flagstaff Mountain Road, Boulder; free; 303-776-8848, bouldercountyopenspace.org/events.
Tony Lucca in house concert — Tony Lucca was a finalist on season 2 of "The Voice." He was on The All New Mickey Mouse Club alongside music heavyweights Justin Timberlake and Britney Spears. His last few albums clearly identify an artist who has embraced his own voice and genre. His most recent, self-titled, full length album hints of '80s-style heartland rock and roll. He plays an adults-only Sounds of Simon house concert; 5 p.m., Sounds of Simon House Concerts, 1086 East Roggen Way, Superior; $20; brownpapertickets.com.
Jennifer Pharr Davis: "The Pursuit of Endurance" — National Geographic Adventurer of the Year and record setting endurance athlete Jennifer Pharr Davis will talk about her latest book, "The Pursuit of Endurance: Harnessing the Record Breaking Power of Strength and Resilience," which discusses the characters, culture, and history of fastest known times. Beer and snacks on hand. Book signing will follow; 5 p.m., Neptune Mountaineering, 633 S. Broadway, Boulder; free; 303-499-8866.
"The Human Element" screening — In this drama, blending art and science, we follow renowned environmental photographer James Balog ("Chasing Ice") as he reveals how human activities are affecting the earth, air, water, and fires and thus the lives of everyday Americans; 5 p.m., Unitarian Universalist Church of Boulder, 5001 Pennsylvania Ave., Boulder; $10; 970-948-1439.
Children's SRP: Big Bubble Circus — Clown Jim Jackson will conjure a fantastic bubble circus out of his trunk. Magic, juggling, balancing, and comedy are combined with the wonder and science of ordinary soap bubbles to create The Big Bubble Circus. Registration required; 2 p.m. Monday, Louisville Public Library, 951 Spruce St., Louisville; 303-335-4821, louisvilleco.gov
Teen Wildlife Photography with iNaturalist — Kids ages 10-18 will discover how to use the iNaturalist citizen science app to record photos of wildlife in Boulder County. A hike from the community park to the Coal Creek Trail will introduce kids to the week-long contest that will include prizes. Bring cell phone or a camera; 10 a.m.Monday, Registration required. Meeting location provided to registered participants, Louisville; Free; 303-678-6214, bouldercountyopenspace.org/register
Cigar Box Guitars — Colorado artists Michael Bradshaw, Donald DeNoncourt, Peter Faris and Michael O'Reilly share their handsome, working cigar box guitars in this unusual reclaimed material art exhibit; 10:30 a.m. Tuesday, Bricolage Gallery, at Art Parts Creative Reuse Center, 2870 Bluff St., Boulder; free; 720-379-5328, ArtPartsBoulder.org.
Board Game Happy Hour — Bring a board game or challenge friends to Upslope's selection of classics with $4 core beers from 6-9 p.m. Tuesday, Upslope Brewing Company (Lee Hill), 1501 Lee Hill Road, Unit 20, Boulder; Free.
Calexico — Arizona's Tex-Mex, indie rock band headlines a Boulder Theater show with opening support from Julia Jacklin; 7 p.m. Tuesday, Boulder Theater, 2032 14th St., Boulder; $25.
Just One Drop — This a documentary aims at debunking myths about homeopathy, a centuries-old healing modality. Purchas of a ticket includes a homeopathic goodie bag; 7:30 p.m. Wednesday, The Boedecker Theater, 2590 Walnut St., Boulder; $12-$14.50; 303-440-7826, gathr.us/screening/23123.
Guys & Dolls — Tara Performing Arts High School presents the musical fable of Broadway and it kicks off with free swing dancing lessons and mocktails for purchase on the patio; pre-party 5-7 p.m., show 7:30 p.m. Thursday , The Nomad Playhouse, 1410 Quince Ave., Boulder; $12-$18; 303-440-4510, tarahighschool.org