-- Keiki Explorer Club, Flutterby Butterflies, 10 a.m. to noon, $12 per child-parent team; ages 4 and older.

-- Home Brewing with Hunter; make your own fertilizers and pest control formulas with permaculture designer Hunter Heaivilin; 10 a.m. to noon; $15.

-- It's Raining, It's Pouring ... Make a Rain Barrel Catchment System with environmental engineer, Jeremai Cann; 1:30 to 3:30 p.m., $15.

-- It's Easy Being Clean, Natural green cleaning recipes; 130-3:30 p.m.; $15.

The Green House is located at 224 Pakohana St. in Pauoa Valley.