KITE-MAKING WORKSHOP, Saturday, 10 to noon, Lee Recreation Center, 6601 Telegraph Road, Fairfax. Children under eight will construct a Chinese Fish Kite from a paper bag; those nine years and older will build a diamond-shaped kite. All materials will be provided for a $3.50 fee. Pre-registration required. 922-9840. KITES, KITES, KITES, Sunday at the National Colonial Farm, 3400 Bryan Point Road, Accokeek. 283-2113. From 1 to 4, bring your own kite and fly it. From 2 to 3, construction of Ben Franklin's 1752 experimental kite will be demonstrated by interpreter Les Mueller. enAdmission to the farm is $1; children under 12 are free. 283-2113. KITE FESTIVAL, April 9, ages five to seven with adult, 9 to 10:30; ages eight to 11 with adult, 11 to 12:30; ages 12 on up (including adults), 12:30 to 2. Advance registration required; residents $1, non-residents, $6. All materials provided, at 1605 Cameron, Alexandria. 838-4828. SEVENTH ANNUAL BEN FRANKLIN KITE CONTEST, April 10 (raindate, April 17), noon to 4, Takoma Park Recreation Center, Darwin and Grant avenues, Takoma Park, Maryland. To celebrate Takoma park's 100th birthday, the contest will focus on homemade kites with a centennial theme. Other contest categories include Design and Ingenuity, Craftsmanship, Beauty and Launching, and Control and Retrieval, for three age groups. Commercially made kites are also allowed, and all participants will receive a "Ben Franklin Kite Contest" button. 270-4048. SPRING FESTIVAL, April 23, 11 to 5 (raindate, April 24), National Wildlife Federation's Laurel Ridge Conservation Education Center, 8925 Leesburg Pike, Vienna. Learning to fly a kite is just part of the program, which includes guided trailwalks and workshops on flycasting, beekeeping, photography, gardening and backpacking. 797-6850. BUILD & FLY, April 23, noon to 3, Nottoway Park, Courthouse Road, Vienna. Register before April 22 for a class in building and flying a kite. $5 fee includes all supplies. Children eight and under must be accompanied by adult. 281-4317.