The South Slough Estuary will offer South Slough Birding for $1 from 8 to 10 a.m. Saturday.  Naturalist Chuck Holbert will lead a mushroom foraging trip for $20 Saturday from 8:30 a.m to 4 p.m. For more information, visit http://www.southsloughestuary.org.

A Christmas collectibles sale will be held from 9 a.m. to 2 p.m. Saturday at College Park Community Church, 2548 Newmark St. in North Bend. Items included are for the Furry Friends Therapy Dogs fundraiser. For more information, call 266-7440.

The American Legion No. 34 will host a craft fair from 9 a.m. to 3 p.m. Saturday at 1421 Airport Way in North Bend. For more information, call 269-1838.

The Friends of the Coos Bay Public Library will hold a book sale from 10 a.m. to 4 p.m. Saturday and from noon to 4 p.m. Sunday at the library. A pre-sale for members will be held at 9 a.m.  Saturday. Most books will be 25 cents each, or five for one dollar. For more information, call 269-1101.

The Coquille Firefighters are inviting all past/retired Coquille Firefighters, along with their significant others, to a reunion dinner from 5 to 10 p.m. Saturday at Coquille Firestation No. 1. For more information and to register, call 396-2232.

Classes on body awareness are offered from 11 a.m. to noon Saturdays at the First Presbyterian Church, 438 Elrod Ave., in Coos Bay. Easy stretching, yoga postures, qi gung and tai chi will be incorporated into a smooth, gentle program focusing on balance, breathing and posture. For more information, call Dee Hamil at 888-4946.

Dance lessons will be offered from 7:30 to 8:30 p.m. Saturday at the Bandon Grange Farwest Hall on state Highway 42 South, just east of U.S. Highway 101. A dance follows the lessons from 8:30 to 10 p.m.  For more information, call 756-6998 or 347-5626.

Sunday Bingo at Coos Bay Eagles No. 538 will begin at 1 p.m. at the lodge, 568 S. Second St. For more information, those interested can call 267-6613.