Riverbank Elementary School sixth graders will be washing cars to help raise $15,000 for a trip to Sly Park in November. The car wash will be held Sat., Sept. 24, from 10 a.m. to 2 p.m. at the school, 1100 Carrie Street. Donations welcome. There will also be a “hot dog lunch combo meal” for sale, $3, and Jamba Juice for $4, and a bake sale. To donate, email email@example.com, attention: Karrie.