The Wisconsin Water Ski Federation's 32nd annual Think Tank, the world's largest indoor water ski convention and exposition, will take place Feb. 29-March 2 at Chula Vista resort and indoor water park, in Wisconsin Dells, Wis. Think Tank is the water sports industry's leading educational experience, providing training and clinics for nearly all USA Water Ski sport disciplines. The latest in water sports equipment, boats and swimwear also are on display.

Kneeboard and wakeboarding tanks have been added to the program this year. In addition, the annual MasterCraft Indoor Adagio Doubles Competition will take place along with the wakeboarding (trampoline) contest. Register by e-mailing Cathy Luiting at wedodbls@jvl.net.

Registered Think Tank attendees can enjoy their stay at Chula Vista for a special rate of $129 per night, which includes a pass to the water park. Call 1-800-388-4782 for reservations. Chula Vista features on-site recreational activities such as an indoor water park and a spa for stress-relieving massage therapy and body treatments. Fine dining, casual eateries and other entertainment experiences are also available. In addition to the on-site events, Wisconsin Dells offers a broad range of activities.