Author John Tinnell will speak about and sign his new book "Actionable Media: Digital Communication Beyond the Desktop"; 7:30 p.m., Boulder Book Store, 1107 Pearl St., Boulder; $5; 303-447-2074, boulderbookstore.net/event/john-tinnell-actionable-media.
Remarkable Reptiles — The Denver Zoo Presents an event for guests to explore the reptilian science of live snakes, lizards, turtles and crocodilians with a variety of activities. RSVP required: CatherineJ@louisvilleco.gov or 303-335-4742; 2 p.m., Library Meeting Room, 951 Spruce St., Louisville; 303-335-4742, louisvilleco.gov.
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., The Boedecker Theater, 2590 Walnut St., Boulder; $12-$14.50; 303-440-7826, gathr.us/screening/23123.
Karaoke Night — Hosted by DJ Dick Black, Karaoke Night is planned every Wednesday; 9 p.m. , Bohemian Biergarten, 2017 13th St., Boulder; bohemianbiergarten.com.
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; 5-7 p.m. pre-party, 7:30 p.m. show Thursday , The Nomad Playhouse, 1410 Quince Ave., Boulder; $12-$18; 303-440-4510, tarahighschool.org.
Boulder Conversations with Marc Bekoff — Marc Bekoff, a CU professor emeritus and behavioral ecologist specializing in the behavior of dogs and their wild cousins, will discuss his new book, "Canine Confidential: Why Dogs Do What They Do"; 5:30 p.m. Thursday, Museum of Boulder, 2205 Broadway, Boulder; $10-$15; museumofboulder.org/event/boulder-conversations-with-marc-bekoff.
2018 Bridge House Art Show — The annual Community Art Show highlights Bridge House clients and the work they created in its year-round art therapy groups; 6 p.m. Thursday, Community Table Kitchen, 5345 Arapahoe Ave., #5, Boulder; Free; 661-210-6034, boulderbridgehouse.org/events/art-show.
Why in the World Are They Spraying? — Film and discussion uncovering the environmental and health implications of geoengineering programs — how it can be used to control our weather, what industries benefit and how spraying affects the future of humanity; 6 p.m. Thursday, Boulder Public Library, Arapahoe Room, 1001 Arapahoe Ave., Boulder; free.
Leo Kottke and James McMurtry — Famed acoustic player Leo Kottke is known for a fingerpicking style and James McMurtry's vignettes have turned heads for more than a quarter-century; 7:30 p.m. Thursday, Chautauqua Auditorium, 900 Baseline Road, Boulder; $25-$43; 303-440-7666, chautauqua.com.
Dear Brutus by J.M Barrie — After writing the classic children's story, Peter Pan, J.M. Barrie decided it was time to take the adults to Neverland. The locals tell a tale of a fantastical forest that appears out of nowhere on Midsummer's Eve and how anyone with the courage to explore it has never been seen again. One by one the guests enter the dreaded wood and find out just how different their lives might have been; 7:30 p.m. Thursday, Dairy Arts Center, 2590 Walnut St, Boulder; $25; 303-444-7328, theupstartcrow.org/currentshow.php.
When do you see the deer? — Artists Santiago Perez, Jim Pittman and Emmy Swenson will exhibit their recent paintings. There will be entertainment and refreshments; 5 p.m. Friday, The Boulder Commons, 2490 Junction Place, Boulder; Free; 303-594-6594, artboulder.org.