Medford Community Schools will offer summer vacation camp for grades K-6 at the Columbus School, 37 Hicks Ave. Eight one-week sessions will be held from June 25 to Aug. 13. Campers should bring sneakers, sandals, towels, sunscreen, and lunch. Breakfast is served free daily, along with pizza for lunch on Friday. Camp runs from 7:30 a.m. to 4:30 p.m. The cost to attend is $135 per week. An extended day is available until 5:30 p.m., at a cost of $15 additional per day or $50 for the week. For more information, call 781-393-2380.