Make like a tree… and leave – go to the Family Fair at Morton Arboretum. It runs from 10 a.m. to 5 p.m. Saturday and Sunday. Enjoy nature crafts, munchies, music and hikes at the arboretum in Lisle, Illinois HIghway 53 at Interstate Highway 88. Admission to the arboretum is $7 a carload. Call 630-719-2400 for info.
Contest alert: Produce a 90-second radio spot about a cool science topic and you and your team could win a $1,000 U.S. Savings Bond (four runners-up win $500 bonds). Earth & Sky radio series is sponsoring the Young Producers Contest. For more information and contest entry forms, check www.earthsky.com.
Book fair for kids: The 57th Street Children’s Book Fair comes to Hyde Park from 1 to 5 p.m. Sept. 28. There will be storytelling, musicians, dancers and loads of books. It’s free. Call 773-536-8103 for information.
