The Howard County Conservancy offers guided hikes on the second Saturday of each month from May through October.
This week's hike, which is to start at 10 a.m. Saturday, will focus on butterflies and is to be led by Dick Smith. Families are welcome.
The conservancy, a nonprofit organization dedicated to environmental education and land preservation, is at 10520 Old Frederick Road, Woodstock, the 232-acre Mount Pleasant Farm that serves as its headquarters.
The farm is open to the public for hiking, touring, picnicking and visiting the Gudelsky Environmental Education Center and gift shop from 9 a.m. to 4 p.m. Fridays and Saturdays.
Cross-country camp -- The Howard County Department of Recreation and Parks is accepting registration for its cross-country camp, to be held from 9 a.m. to 1 p.m. tomorrow through Friday at River Hill High School in Clarksville. River Hill varsity cross-country coach Earl E. Lauer will lead the camp, which is in its seventh year. The focus will be on video analysis of running technique, training basics, diet and nutrition, care and prevention of injuries and equipment selection. The cost is $130. 410-313-7275.
Sports camps -- The River Hill Boosters is offering summer sports camps to help young athletes improve basic skills. The camps will be held at River Hill High School. Weekly camps are to run from 9 a.m. to noon and 1 p.m. to 4 p.m. weekdays. Camp forms are available in the high school's main office. 410-313-7120, or www.river hill.org.
Book club -- The Glenwood library, 2350 Route 97, Cooksville, will sponsor a meeting of its Contemporary Fiction Book Club at 7 p.m. tomorrow. The group will discuss The Memory Keeper's Daughter by Kim Edwards. Copies of the books are available at the branch. Registration is not required.
"Landscaping Without Grass," with Mary Streb, is scheduled for 7 p.m. Aug. 20. Registration begins tomorrow. 410-313-5577.
Fused-glass class -- Howard County Department of Recreation and Parks will sponsor a fused-glass class for those ages 55 and older from 10 a.m. to 11:30 a.m. Tuesday at Glenwood Community Center, 2400 Route 97, Cooksville. Participants will work with pieces of colored glass fused together in a kiln to create jewelry -- pendants, pins and earrings. Participants are to pick up the finished pieces at the Bain Center, 5470 Ruth Keeton Way, Columbia, after they have been fused in the kiln. The cost is $40, including equipment and basic ma- terials. The class will also be offered from 10 a.m. to 11:30 a.m. Aug. 14 at the Bain Center. 410-313-7320 or 410-313-7279.
Self-defense class -- The River Hill Community Association is offering Tae Kwon Do for All Ages, an opportunity for parents, and children, couples and friends to learn self-defense and fitness together. The class is held from 7 p.m. to 7:50 p.m. Tuesdays and Thursdays, through Aug. 30. Tae Kwon Do Turbo is offered from 8 p.m. to 8:50 p.m. Tuesdays and Thursdays, through Aug. 30. 443-535-3894.
Karaoke night -- Glenwood Community Center, 2400 Route 97, Cooksville, will offer a Teen Scene Open Mic Karaoke Night, for those ages 13 to 18, from 7 p.m. to 10 p.m. Saturday. The cost is $5. Food and beverages will be available for an additional fee. Registration is recommended; drop-in tickets may be available. 410-313-4840.
Marriotts Ridge registration -- Marriotts Ridge High School will accept registration for students planning to enroll for the 2007-2008 school year. Appointments are available between 8:30 a.m. and 1 p.m. Aug. 14 and 16. 410-313-5446.