It’s only October and your home overfloweth with made-in-preschool masterpieces. It’s time for some ruthless editing.Sonoma-based custom decor shop RoomsbyYou.com turns your favorite pieces into functional keepsakes: generously sized linen or cotton sateen pillows featuring your child’s unique art.Pick a charmer and scan it (we suggest ironing out crinkles first), then upload to the website’s 3-D visualizer to see how it looks in a range of sizes and rooms. Kiddo’s creation appears on one side of the pillow, with a color-matched back. You choose the size and fabric, and once the work of art arrives by mail, stuff it with a pillow insert. It’s the perfect holiday gift — especially for a softie.Available at pillowsbyyou.com, $24-$44.Find more great decorating ideas for the kiddos (and you!) in our gallery.BUYKids Fall Festival What: A shopping extravaganza fueled by entertainment from Abby and the Pipsqueaks, The Juggling Genius, and wares from eighteen Bay Area designers, including Nohi Kids and Ittikid.Why: Get in and play.When: Fri., 5-8 p.m.; Sat., 10 a.m.-2 p.m. Where: Play Cafe, 4400 Keller Ave., at Campus Dr., Oakland (510-638-3712). Adults, free; first child, $7; additional children, $5. (Admission reduced with proof of purchase from a vendor).ENTEROodles of Doodles Taro Gomi Creativity Contest What: A contest for little artists, inspired by the playful drawings of Everyone Poops author Taro Gomi.Why: Everyone creates.When: Submit by Oct. 31.Where: Download entry forms at chroniclebooks.com and mail to Chronicle Books, Children’s Marketing Dept., 680 Second St., San Francisco, CA 94107.GIVEClif Kid’s Organic ZBaRs and Twisted FruitWhat: Treats without the tricks (corn syrup and processed sugars) in a special Halloween flavor, from the local energy bar maker.Why: Too much candy’s gonna make ’em sick.When: The witching hour.Where: Sports Basement Presidio, 610 Old Mason St., at Crissy Field (415-437-0100); Costco, 450 10th St., b/t Bryant & Harrison Sts. (415-626-4388).