Haunted Treats with Sticky Fingers Cooking — Join us for hands-on learning and making with Sticky Fingers Cooking. Make and taste pumpkin chocolate chunk cake cookies, instant icing and jack-’o-lantern smoothies. For ages 7-12; 11 a.m. Saturday George Reynolds Branch, 3595 Table Mesa Drive, Boulder and 3 p.m. Saturday, Meadows Branch Library, 4800 Baseline Road, Boulder.
Bring Your Pup Hike — Join us and HOKA ONE ONE for a fun hike with furry best friends. Hoka will have demos on-site of their new hiking boots, and we’ll set out on a 2- to 3-mile adventure Hike followed by refreshments in the parking lot and snacks provided by Winnie Lou for our four-legged friends. All paces and abilities welcome; 9 a.m., Oct. 26, Centennial & Sanitas Trailhead, Centennial and Sanitas Trailhead, Mapleton Ave., Boulder; free; 720-428-8965.
CU Wizards — Join CU Wizard Steven Pollock to learn what happens when you play a guitar, strike a gong, blow on a bottle, pop a balloon or crack a bullwhip. CU Wizards, for over 35 years, presents free shows geared for K-12 students and their families; 9:30 a.m., Oct. 26, University of Colorado Boulder, Duane Physics and Astrophysics, Room G1B30, Boulder; free; 303-492-5011.
Family Play Festival — Drop in and play, sing, read, write and talk at Spanish and English activity stations throughout the library. Families with children from birth to age 5 enjoy educational activities and take home crafts and prizes as well as new ideas for family fun; 10 a.m., Oct. 26, Boulder Public Library, 1001 Arapahoe Ave., Boulder.
Matthew Jensens Annual Halloween Benefit Party — We will have games, prizes, music, food truck, costume party and Upslope Beer. An epic party all in the name of supporting Attention Homes. There are some, especially young adults, who don’t know where they’re going to sleep at night or where their next meal might be coming from. Attention Homes is changing the lives of youth in crisis in our community; 11 a.m. Sunday, Oct. 27, Upslope Brewing Company, 1898 South Flatiron Court, Boulder.
History Hike at Sanitas — Join naturalist Suzanne Michot on a hike to discover Mt. Sanitas’ follies, falcons and flakes. Over three rocky miles gain about 500 feet and learn some of the history, traditions and geology of one of Boulder’s most interesting parks. Find out how Mt. Sanitas got its name. No pets, please; 1 p.m. Sunday, Oct. 27, Centennial Trailhead, 501 Sunshine Canyon Drive, Boulder; $25; 720-561-5968.
Haunted Library — Not-so-spooky trick-or-treating, games and stories. Visit creepy critters and get your face painted. Recommended for ages 10 and under. Costumes encouraged; 2 p.m. Sunday, Oct. 27, George Reynolds Branch, 3595 Table Mesa Drive, Boulder; free; 303-441-3100.
The Realistic Joneses — In this quirky comedy, we meet Bob and Jennifer and their new neighbors, John and Pony, two suburban couples who have even more in common than their identical homes and their shared last names. As their relationships begin to irrevocably intertwine, the Joneses must choose between their idyllic fantasies and their imperfect realities; 2 p.m. Sunday, Oct. 27, Dairy Arts Center, 2590 Walnut St., Boulder; $23-$50; 303-440-7826.
Kids Halloween Costume Party & Haunted House — We’re hosting a Kid’s Halloween Costume Party & Haunted House. There’ll be a potluck, trick-or-treating, spooky stories and games, and a scary haunted house put together by our own Youth of Unity & Uniteens; 5 p.m. Sunday, Oct. 27, Unity of Boulder Spiritual Center, 2855 Folsom St., Boulder; free; 303-442-1411.
Spooktacular Trunk or Treat & Spooky Organ Concert — Deck out your car with spooky accouterments and join us for Trunk or Treat. Then, come on in to enjoy a spooky organ concert and pumpkin carols in the Sanctuary; 5 p.m. Sunday, Oct. 27, Mountain View UMC, 355 Ponca Place, Boulder; free.