September 18

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Sunday September 18
Super Squid Dissection
Living Art Marine Center, 3239 Ualena St., 10 a.m., $10-$7.50. Professor “Tako” supervises students as they dissect a huge arrowhead squid, learn about this animal and touch tidepool creatures. Pre-registration required. (841-8080,

Blood Bank of Hawaii
Foodland Ewa Town Center, 7-11:15 a.m., free. Donate blood and save lives. Pre-registration recommended. (848-4770,

Builder’s Open House
Lilikoi Park Place #7, 99-110 Lilikoi Place, 1-4 p.m., free. Graham Builders hosts an open house featuring a custom-built two-story home in Aiea. (

Grandparents Day
Wet’n’Wild Hawaii, 10:30 a.m.-4 p.m., free. All grandparents get free admission, with grandkids getting 50 percent off admission. (674-9283,

Art Kalahiki Duo
Lola’s Grill and Pupu Bar, 7-10 p.m., free. (

Hawaiian Landscapes Alla Prima
Gallery on the Pali, Sept. 18-Oct. 20, 10 a.m.-6 p.m. Tuesdays-Fridays, 2-6 p.m. weekends, contact for cost. Featuring art by Yvonne Manipon. (

Ka Hale I o Kahala Halau Hula
Ala Moana Centerstage, 3 p.m., free. (