In-line skate classes: Two-hour, four-week "How Not To...Crash Course," 5:30 p.m. May 8, 15 and 22, University of Hawaii. Cost: $85. Must be 16-years-old or older. Register at 956-6468.
Two-week "How Not To...Crash Course" program, 10 a.m. to noon May 10, 24 and 31, Mililani YMCA. Cost: $42.50. Must be 6-years-old or older. Register at 625-1040.
"Get Rolling, Hawaii," 5:30 to 7:30 p.m. May 13 and 20; and "The Skill Builder," 5:30 to 7:30 p.m. May 9, University of Hawaii. Cost: $65. Must be 16-years-old or older. Register at 956-6468.
Skates and protective gear provided.
Annual meeting: Americans For Impartiality in the Middle East, 6:30 to 8:30 p.m. May 10, Paki Hale, 3840 Paki Ave. Potluck. Information at 395-5329.
Tribute to Author James Jones: Potluck commemorating the 20th anniversary of the death of the author of "From Here To Eternity," 6:30 p.m. May 10, Long's Audio/Video, Koko Marina Shopping Center, Suite D214. Program includes a World War II newsreel on the island hopping campaign in the Solomons; home video by Howard Okada, James Jones Society member, on therecent inauguration of "Eternity Hall" at Schofield Barracks; talk by writer/war correspondent Moana Tregaskis on the Battle of Guadalcanal; screening of "The Thin Red Line," a 1964 World War II movie based on a novel by Jones; presentation of a South Seas Cinema Society award to Jones' family; and readings of favorite passages from Jones' book. Bring a favorite dish and Jones memorabilia. Free. Call 395-1973 or 696-8996.
Box Car Race: American Box Car Racing International event, 9 a.m. to 3 p.m. May 10, Tripler parking lot. Cars must meet the American Box Car Racing International's specifications. Call 947-3393.(More races on May 10 and 24.)
Nuuanu-Judd hike: Betty Nakamura leads hikers through several switchbacks to get an incredible view of Nuuanu Valley, May 10. Cost: $7. Reservations required. Call 955-0100.
"Doze With the Dolphins": Explore Sea Life Park at night, 7 p.m. May 10 to 10 a.m. May 11. There will be a tour, crafts, games, movies and a morning session with the dolphins. Cost: $25 (ages 6-12); $30 (13 and older). Late night snack and continental breakfast included. One adult required with registrations below 16-years-old. Limited enrollment. Reservations at 259-6476.
Volcano Lore: John Dvorak teaches about the myths, legends, misadventures and current science of active volcanoes, 6:30 to 8:30 p.m. May 12, Volcano Art Center, Big Island. Cost: $40. Call 1-808-967-8222.
Volleyball challenge: Pearl Harbor hosts a Sand Volleyball Challenge, May 17-18, Wentworth Sand Volleyball Courts. Four-person and two-person teams being accepted for divisions A, BB and B. Cash prizes. Entry fee: $50 per four-person team; $25 per two-person team. Sign up by May 16 for a 10 percent team discount. Information at 471-0610.
Tai Chi Chuan: Chinese art reducing anger and stress, and increasing softness and flexibility, 4:30 to 5:30 p.m. Mondays and Thursdays in Kekela Gym, Queen's Medical Center. Cost: $35. Register at 547-4780. For other classes, visit the center's Web site at http://www.queens.org.
Honolulu Marathon Clinic: Weekly jogging program with Dr. Jack Scaff Jr., 7:30 a.m. Sundays, Kapiolani Park Bandstand. James Honke leads a 6:30 a.m. program Sundays, Wahiawa Recreation Center.
Taiko classes: The Taiko Center of the Pacific offers classes through Kapiolani Community College. Call 737-7236.
Hawaii In-Line Skating Association: Workouts 5:30 p.m. weekdays at Kakaako Park. Call 988-5299.
Free hike to Diamond Head: Meet the Clean Air Team at the Honolulu Zoo entrance, 9 a.m. Saturdays. Three miles to the top. Call 948-3299.
Honolulu Community Drum Circle: Drummers, percussionists and dancers gather, 1 to 5 p.m. Saturdays, Keehi Lagoon Park. Potluck. Call 377-DRUM (377-3786) to confirm location each week.
Hash House Harriers: Social runs with Aloha group 3 p.m. Saturdays; call 948-AHHH (948-2444). Or Honolulu group 5:30 p.m. Tuesdays; call 948-HASH (948-4274).
Honolulu Marathon Clinic: Free training runs with Jack Scaff and staff, 7:30 a.m. Sundays, Kapiolani Park Bandstand. Call Norm at 247-4957. No meetings on three-day weekends.
Sports Acrobatics Hawaii: Hawaii Highflyers Trampoline Club for adults and kids, 4 and 5 p.m. Mondays and Wednesdays, McCully Recreation Center. Call Karl Vorwerk at 949-3747.
Waikiki Acrobatic Troupe meets 4 p.m. Sundays at the beach across Kapiolani Park Bandstand; free workout at UH Studio Four 8 p.m. Wednesdays. Call Don Heafner at 536-7205.
Ikebana classes: Lillian Koide teaches flower arrangement 9 a.m. to noon Wednesdays at the Japanese Cultural Center. Tuition $30 per month plus supplies. Call 537-5765, evenings.
Honolulu Zoo: Zoo opens at 8 a.m. on the first and third Wednesdays of the month. General admission $6; $2 with Yum Yum Tree senior card. First Wednesdays feature a botanical tour at 8:45 a.m. for $2 more. Third Wednesdays, tai chi practice begins 8 a.m. Call 971-7174.
Nature Conservancy hikes: Two guided hikes a month to Honouliuli Preserve, home to more than 45 rare native plants and animals. Donation. Call 537-4508.