Kids are invited to explore the Observatory and collect goodies around every corner.When: 4:30 p.m.
Start your Halloween off by making an eek-o-friendly mask out of cereal boxes and learn about some of our favorite Halloween critters: bats, rats, snakes and owls. Kids can choose to make a butterfly, bird, owl or fox mask to take home.When: 11 a.m.-1 p.m.
Includes a concert with Little Miss Ann, trick or treating, play, light food and drink, Halloween games and more. For more info and to register visit www.littlebeanscafe.comWhen: 3-5:30 p.m.
McCormick Place's Lakeside Center will be transformed into a huge Halloween Party with trick or treating around the sponsor booths, D.J. playing music, a kid zone complete with bounce houses and games. Costumes encouraged, but not required.When: 3-8 p.m.
Party features a costume contest, games, inflatable gyms, snacks and more.When: 5:30-7:30 p.m.
Includes glitter tattoos, activities, popcorn, treats and music. Shoes are not permitted; please wear socks.When: 3-7 p.m.
Halloween games and fun for kids of all ages, and each child will go home with a Halloween goody bag filled with candy and fun Halloween-themed toys. Plus, free pizza and pop.When: 4-6 p.m.
Travel back to 1893 and experience the excitement of the White City. Digital technology will bring the World's Fair to life. Visitors will see items that thrilled fairgoers 120 years ago including large taxidermied animals, fully articulated animal skeletons, and ancient fish from Wyoming's Green River fossil bed. Using an iPad application, visitors can explore many items from the World's Fair still hidden in the Museum's vaults and will also get an overview of the Museum's history and the personalities who helped shape this institution.Cost: Included in Discovery and All Access passes
Special exhibit showcases 80 rarely displayed artifacts from the museum's extensive collection in honor of the museum's 80th anniversary. These artifacts, carefully selected by MSI curators, will ignite guests' memories from past exhibits but many will be revealed for the first time.Cost: Free with admission
Guests get a fresh and dynamic look at our energy choices and steps we can take to create a more sustainable and environmentally friendly energy future. Activities include: Ride a bike and convert mechanical energy into electrical energy; crank a hand generator and activate an array of "plasma trees"; feel the difference in energy demand among a range of light bulbs. The keystone is the Future Energy Chicago simulation, where guests compete in teams, and rotate through five games in which players design an energy efficient future car and house, improve tomorrow's neighborhood, and reinvent Chicago's transportation and power generation systems.Cost: