There’s a lot you can do with a zucchini besides eat it and this weekend, the 15th annual Zucchini Festival shows off some fun and creative ways to celebrate summer’s favorite veggie. The famous zuke car races has contestants retooling squash into a custom-made derby cars. The veggie art contest lets you dig through baskets of the ubiquitous and abundant crop to assemble a unique piece of art. All the while, the Kidz Dig It Club and the Sonoma County Bicycle Coalition will be cranking out pedal-powered veggie smoothies; live music comes courtesy of the New Skye Band—and there’s lots more, on Sunday, Aug. 28, at Windsor Town Green, Market Street and McClelland Drive, Windsor. 10am. Free. windsorfarmersmarket.com.