Take the six-week Family Fitness Fun Challenge, 3-4 p.m. beginning today and continuing every Sunday through Oct. 12 at Highland Complex, 400 Highland Ave., Largo. All levels of fitness welcome. Visit www.highlandrecreation.com.
"Let's Rock!": The opening reception for the Artists' Way Cooperative Gallery's rock-themed art show will be 2-5 p.m. today at 1403 Cleveland St., Clearwater. Live rock music. Free. Call (727) 446-1708.
Grandparent's Day: Highland Family Aquatic Center will host a Grandparent's Day event 1:30-3:30 p.m. today at 400 Highland Ave., Largo, with free admission for a grandparent with paid child's admission. Missing Links Mini-Golf will also give free tickets for a round of golf. Call (727) 518-3018.
Natural images: Meet nature photographer Jason Hahn and see his work, 1-4 p.m. today at Brooker Creek Park, 3940 Keystone Road, Tarpon Springs. Free. Call (727) 453-6800 or visit www.pinellascounty.org/events.
Ride the rails: Experience large-scale model railroading with a ride on the Largo Central Railroad. The track runs through Largo Central Park, 101 Central Park Drive. The train is open for public runs the first full weekend of each month 10 a.m.-4 p.m. Donations welcome. Call (727) 585-9835.
In harmony: The Florida Suncoast Men's Barbershop Chorus is expanding its membership and looking for tenors, leads, baritones and basses who enjoy singing four-part barbershop harmony. The group meets at 6:30 p.m. every Monday at Crossroads Christian Church, 1645 Seminole Blvd., Largo. Call Clyde at (727) 736-7999 or visit www.suncoastchorus.com.
Story night in Spanish: Carolina Tave will host Family Story Night in Spanish at 7 p.m. Monday at the Largo Public Library, 120 Central Park Drive, for Spanish speakers and those who want to learn. Call (727) 587-6715 or visit www.largopubliclibrary.org.
Sing along: The Palm Harbor Men's Barbershop Chorus meets at 6:45 p.m. Mondays at the Palm Harbor Community Activity Center, 1500 16th St. and seeks tenors, leads, baritones and basses. Call Wes at (727) 784-8052.
Golfing for kids: The sixth annual "Sponsor a Child for Camp" charity golf tournament will be Sept. 22 at East Lake Woodlands Country Club, 1055 East Lake Woodlands Parkway, Oldsmar. Proceeds enable Clearwater's Bloomin' Place for Kids to provide summer scholarships for at-risk youngsters. For details and to register call (727) 445-9482.
Poets Live: Read your poems or listen to others in an open mic setting at 6:30 p.m. Monday at the Largo Public Library, 120 Central Park Drive. Call (727) 587-6715 or visit www.largopubliclibrary.org.
Conservation discussion: Pinellas County Commissioner Susan Latvala will join former Commissioner Sallie Parks for a discussion on water conservation and other issues at 7 p.m. Tuesday at Dunedin Public Library, 223 Douglas Ave. Call Liz at (727) 298-3080 ext. 224.
Visit the library: In celebration of Library Card Sign-up Month, any child who registers for a library card during September at Tarpon Springs Library, 138 E Lemon St., will receive a free book donated by the Friends of the Library. Call (727) 943-4922.
Art on display: Several exhibits, including watercolors, pet portraits, a doll exhibit, glass creations and designer dog houses, are on display today through Nov. 25 at the Clearwater Main Library, 100 N Osceola Ave. For information and hours, call (727) 562-4970 ext. 5284.
Landscape clinic: Join a gardening course that teaches Florida-friendly landscape design, 6:30-9 p.m. Tuesday at the Pinellas County Extension, 12520 Ulmerton Road, Largo. Tuition $15. To register call (727) 582-2673.
Play ball: Basketball classes for intermediate to advanced players ages 8 and older will be taught by Coach Joe O'Neill, 6-7 p.m. Wednesdays and 11 a.m.-noon Saturdays at Countryside Recreation Center, 2640 Sabal Springs Drive, Clearwater. Costs are per class: $15 with play pass; $20 with rec card; $25 without card. Call (727) 669-1916.
Boating classes: Register for the Dunedin Coast Guard Auxiliary's safe boating and seamanship program, 7-8:30 p.m. Wednesday at the Dunedin Harbormasters Bldg., 51 Main St. The program begins Sept. 15 and meets for nine sessions, 7:30-9:30 p.m. Mondays and Wednesdays. Class fee is $50. Call (727) 736-1911 or (727) 599-8837.