STORYTIME. Two-year-olds (with adult) enjoy interactive stories songs and games that encourage language skills. 4-4:30 p.m. Northwest Library, 2300 N.W. Thurman St.
HAZARDOUS WASTE. Dispose of your household's toxic trash and learn about safer alternatives. 9 a.m.-2 p.m. Deer Creek Elementary, 16155 S.W. 131st Ave., Tigard
FOR THE KIDS. Volunteer at one of Portland's public schools to get it ready for students. For more information, visit www.solv.org or call Jan (503) 844-9571.
ALL THAT JAZZ. The Dan Balmer Duo performs original jazz. He is the only guitarist in The Oregon Jazz Society Hall of Fame and its youngest member. 2-3 p.m. Central Library, 801 S.W. 10th Ave.
TODDLER STORYTIME. Bring your 2-year-old for interactive stories, songs and games enhancing their language skills. 10:15 a.m. Hollywood Library, 4040 N.E. Tillamook St. Registration recommended, 503-988-4346.
NOON TUNES. See pianist and songwriter Stephanie Schneiderman perform at Pioneer Courthouse Square. Noon.
EVENING HIKE. Join a naturalist to learn about the animals and plants in the watershed. 7 p.m. Tryon Creek State Natural Area, 11321 S.W. Terwilliger Blvd.
MORTGAGE 101. US Bank conducts a brown bag seminar titled, "How to purchase a home." Noon-1 p.m. Emanuel Hospital Branch, room 1077. Call 503-275-7280 or visit the branch in Emanuel Hospital to sign up.
CAMPFIRE PERFORMANCE. Hear the bluegrass, blues band No Time 2 Lose in an outdoor amphitheater. 8-9 p.m. Oxbow Park, 3010 S.E. Oxbow Parkway, Sandy River Gorge, Gresham.(Performance is free, $4 per vehicle for park entry).
PARK CLEANUP. Join a work party to help keep Arbor Lodge Park pesticide free; snacks, gloves, tools provided. 9 a.m.-Noon. Meet at North Bryant Street and Greeley Avenue.
BIKE HIKE. Hope on your bike for a flat, guided 20-mile round trip ride through Oaks Bottom Wildlife Refuge. Registration required, www.audubonportland.org or call 971-222-6116.