1 Basic bike maintenance
Doing routine maintenance on your bike can keep it riding smooth and prolong the life of the bike; this is an introductory class designed to help you take care of your bike; 7-8:30 p.m. Tuesday; 3825 S. Steele St., Tacoma; free; register at rei.com/tacoma ; 253-671-1938.
2 Watch for meteors
The Eta Aquarids is considered an above-average meteor shower, capable of producing up to 30 meteors per hour at its peak; the shower is produced by dust particles left behind by Comet Halley; the shower runs through May 28 and will peak early Wednesday morning; a nearly full moon will block all but the brightest meteors.
3 Birding at Sehmel park
Melissa Sherwood leads this bird walk through Sehmel Homestead Park; wear appropriate clothing and footwear; 8-10 a.m. Wednesday; Sehmel Homestead Park, 10123 78th Ave. NW, Gig Harbor; free; to register, call Sherwood at 253-851-7230; tahomaaudubon.org .
4 Food for the trail
Virginia Lang of the Olympia Food Co-op will offer tips for improving your trail dining and snacking; she will have samples and ideas for distinctive and tasty food options; social time and potluck dinner at 6 p.m., program at 7 p.m. Wednesday; Friends Meeting House at Priest Point, 3201 Boston Harbor Road, Olympia; olympiamountaineers.org .