At National Gariwangsan Recreation Forest in Jeongseon, 'Hooray! Forest Trekking' is a free two-hour program, listed for March–November except Tuesdays at 10:00–12:00 or 14:00–16:00, with about 20 first-come participants.
During the same season, xylophone making costs 2,500 won. Individuals register onsite and groups book ahead; the listed time windows are 10:00–12:00 and 14:00–16:00 at the woodcraft center. Tea-table making is separate, for ages 14+, at 15,000 won. Cypress pencil-case and money-box crafts are marked same-day onsite registration, 10:00–15:00, about one hour, but their prices are not shown on this listing.
Address: 791 Gariwangsan-ro, Jeongseon-eup, Jeongseon, Gangwon. Phone 033-562-5833. Verify the day's conditions before visiting.