Model Railroad Show

Dozens of highly detailed, creative model railroads scenic layouts; displays and activities; kids’ Iron Horse Railway rides under the arches; IMAX film “Rocky Mountain Express,” adventure of a transcontinental railway, 10 a.m.-6 p.m. Saturday, Sunday, Monday, Jan. 18-20, Pacific Science Center, 200 Second Ave. N, Seattle; $10-$18 (206-443-2001 or pacificsciencecenter.org/Special-Events/model-railroad-show
).

Family Day at MOHAI: Activities for kids of all ages, magic show, performances, guest appearances, 10 a.m.-5 p.m. Saturday, Jan. 18, MOHAI, 860 Terry Ave. N., Seattle; $12-$14, ages 12 and younger free (206-324-1126 or www.mohai.org).

Great Blue Heron: Learn about Project HeronWatch and local heron colonies, 11 a.m.-2 p.m. Saturday, Jan. 18, Discovery Park Visitor Center, 3801 Discovery Park Blvd., Seattle; free (www.heronhelpers.org).

Planning a vegetable garden: Workshop to plan and prepare your vegetable garden, 10:30 a.m. Saturday, Jan. 18, Master Gardener Demonstration Garden, 15416 S.E. 16th St., Bellevue; free (425-485-5942).

Cool City Pets: Adoption event for small animals including rabbits, hamsters, guinea pigs, birds, rats, reptiles, ferrets, 1 p.m. Saturday, Jan. 18, Seattle Animal Shelter, 2061 15th Ave. W., Seattle; adoption fees $15-$40 (206-386-7387 or www.seattleanimalshelter.org).

Snow Play, Paradise: Snow play runs expected to open for flexible sleds, inner tubes, and saucers, no hard toboggans or runner sleds; Saturday-Sunday, Jan. 18-19, Paradise, Mount Rainier National Park; call to check road conditions; $15/vehicle park admission (www.nps.gov/mora
).

12th Librarian: Seattle Public Library auditorium broadcast of NFC Championship Game on the big screen, all welcome, seating for 275 people, first-come first-served, doors open 2:30 p.m., game 3:30 p.m. Sunday, Jan. 19, Central Library, 1000 Fourth Ave., Seattle; free (206-386-4636).

Arboretum walk: Ancient Tree Species-themed guided walk, 1 p.m. Sunday, Jan. 19, Graham Visitor Center, 2300 Arboretum Drive E., Seattle; free (206-543-8800 or www.uwbotanicgardens.org).

Seattle Family Dance: Dance for families with children under age 10 with live traditional music, all dances taught, no experience needed, 3 p.m. Sunday, Jan. 19, Phinney Neighborhood Center, 6532 Phinney Ave. N., Seattle; $6-$18 (206-330-7408 or seattledance.org/family
).

Madeline McKenzie: mmckenzie@seattletimes.com.