An open house introduces internal arts and methods to improve mind-body health from 6:30 to 8 p.m., Wednesday, May 4. Classes taught by trained volunteers take place from 6:30 to 8 p.m., Wednesday through Aug. 24. No one is turned away. Four-month adult membership in the nonprofit society start at $120, tax-deductible; discounts are available for senior or child. Call 344-2826; e-mail firstname.lastname@example.org; or visit arizona.usa.taoist.org for more information.