Your kids may act like they come from Planet Nose Picker. But you can teach your little space case something about the real cosmos with the Remote-Controlled Solar System Mobile by Uncle Milton. Perfect for late-night fun, the mobile has a light-up sun around which nine planets slowly orbit. It even comes with an audio CD that takes you on a tour of the solar system and a light pointer so Junior can navigate the way from Mars to Pluto. Now that’s out of this world. Available at the Infinity Shop, Adler Planetarium, 1300 South Lake Shore Drive, at McFetridge Drive (312-322-0312 or adlerplanetarium.org). JAM Teddy Bear Hootenanny What: Bring Bobo and wear your pajamas to a sing along. Why: Fur the fun of it. When: Sun., 5 p.m. Where: Old Town School of Folk Music, 4544 N. Lincoln Ave., at Sunnyside Ave. (773-728-6000). PLAY Chicagoland Outdoors Show What: Fish for trout, watch log rollers, and see dogs compete in a long jump. Why: Nature calls. When: Wed. & Thurs., 2-8 p.m.; Fri., 2-9 p.m.; Sat., 10 a.m.-8 p.m.; Sun., 10 a.m.-5 p.m. Where: Donald E. Stephens Convention Center, 5555 N. River Rd., b/t Bryn Mawr & Balmoral Aves., Rosemont. Tickets at 203-402-7255 or online at chicagolandsportshow.com. HEAR Classical Idol What: Family concert of three chamber music ensembles — string, brass, and wind — competing for audience applause. Why: You’re clap happy. When: Sat. & Sun., 10 & 11:30 a.m. Where: Chicago Shakespeare Theater on Navy Pier, 600 E. Grand Ave., at Lake Shore Dr. (312-595-5600).