Sunday, Aug. 23

Young environmentalists A Junior Naturalist Ranger Program for children will be held from 1 p.m. to 2 p.m. at Rockburn Branch Park, South Area, 6145 Montgomery Road, Elkridge. Learn the basics of being a naturalist and gain tools to teach your family and friends how to protect the envi­ronment. Information: Nick Brightwell, 410-313-0415 or nbrightwell@howardcountymd.gov.


Monday, Aug. 24

Firefighter friends The Miller Branch Library, 9421 Frederick Road, Ellicott City, will host the program, My Friend the Firefighter, at 11 a.m. Meet local firefighters and see a fire truck. For families. Ticket required. Information: 410-313-1950

Master gardeners The program, Ask A Master Gardener, will be held 7 p.m. at the Miller Branch Library, 9421 Frederick Road, Ellicott City. Discuss gardening issues with Howard County Master Gardeners. No registration required. Information: 410-313-1950

Tuesday, Aug. 25

Adult/Child/Infant CPR A class at Howard County General Hospital will be conducted 5:30 p.m. to 9 p.m. at the hospital's Wellness Center, 10710 Charter Drive, Suite 100, Columbia. Cost is $55. The course helps earn a two-year American Heart Association completion card (not a health care provider course). Information: 410-740-7601 or go to hcgh.org.

Wednesday, Aug. 26

'The Baltimore Waltz' Rep Stage, a regional theater in residence at Howard Community College, presents "The Baltimore Waltz" by Paula Vogel, at 7 p.m. in HCC's Studio Theatre, Columbia. Information, call 443-518-1500 or go to repstage.org. The show continues through Sept. 13.

Thursday, Aug. 27

'Forces of Nature' The Still Life Gallery will host a closing reception for "Forces of Nature," an exhibition of works by Baltimore painter Gene Gregorio, from 6 p.m. to -9 p.m. The gallery is at 8173 Main Street, Ellicott City. Information: 410-461-1616.

Monarchs and Mojitos The Howard County Conservancy will host a summer night out featuring mojitos, and Mike Raupp and Paula Shrewsbury, who will tell stories about the monarch butterflies that inhabit the grounds of Mount Pleasant. The program is free and it will begin at 6 p.m. Registration is required at hcconservancy.org/upcoming-events.html.

Friday, Aug. 28

Movie night The Columbia Association's Summer Lakefront Film Festival presents the cartoon version of Disney's "Cinderella" (G) at 8:30 p.m. at the Columbia Town Center Lakefront off Little Patuxent Parkway. Admission and parking are free. Information: 410-715-3161 or go to columbiaassociation.com/services/lakefront-summer-festival.

Saturday, Aug. 29

Memorial run The third annual Ellicott City 2 Miles for 2 Hearts run will be held Aug. 29 in Ellicott City. The race is held in memory of Elizabeth "Liz" Nass and Rose Mayr, 19-year-old friends and Mount Hebron High School graduates who lost their lives in the 2012 Ellicott City train derailment. The race starts at 9 a.m. at 3701 Courthouse Drive in Ellicott City, and ends in Lot F at Ellicott Mills Drive and Main Street with a post-party celebration. Information: 2milesfor2hearts.com.


Photo exhibit The Central Maryland Photographers Guild will open its Haycation Exhibit at the Howard County Welcome Center, 8267 Main Street, Ellicott City. The exhibit runs through Nov. 20. The center is open 10 a.m. to 8:30 p.m. Saturday. Information: 800-288-8747

Family Health Fair The Howard County NAACP will hold its annual Family Health Fair 11 a.m. to 2:30 p.m. at Ridgely's Run Community Center, 8400 Mission Road, Jessup. Information: 443-280-1935.

Back to the ball After Friday's showing of the cartoon classic, the Columbia Association's Summer Lakefront Film Festival presents the 2015 version of "Cinderella (PG) at 8:30 p.m. at the Columbia Town Center Lakefront. Admission and parking are free. Information: 410-715-3161 or go to columbiaassociation.com/services/lakefront-summer-festival.

Historical concert The Howard County Historical Society presents I'm the Man, a Joe Jackson tribute band, 7 p.m. at the museum, 8328 Court Ave., Ellicott City. Doors open at 6:30 p.m. Tickets are $15; $25 for two. Free tickets for are available for HCHS members, but they must be reserved in advance. Information: 410-480-3250, email info@hchsmd.org, or go to hchsmd.org.


Safety run The National Center for Citizen Safety, a nonprofit that aims to raise awareness on how to respond to acts of domestic terrorism and active shooter situations, will hold its inaugural Survivor Strong 5K Run and Walk on Aug. 30 in the parking lot of 6940 Columbia Gateway Drive, Columbia. Opening ceremonies start at 7:45 a.m. and the 5K start at 8 a.m. The entry fee is $35; $15 for students. Proceeds will go toward providing survivors with counseling resources. Information or to register: 1-844-4ACTSAF, email info@nccsafe.org or go to survivorrun5k.com.


•Howard High School will hold a multi-class reunion from 6 p.m. to midnight Saturday, Oct. 17, at the Yingling-Ridgley VFW Hall, 4225 VFW Lane in Ellicott City. The Soul Island Rebels will provide music. Cost is $45 per person in advance; $50 after Oct. 1. Information: email dalemurphydesigns@gmail.com.

Announcements for the datebook may be sent by mail to The Baltimore Sun in Howard County, 501 N. Calvert St., Baltimore 21278, by email to howard.events@baltsun.com or by fax to 410-332-6455.