ASPEN SCIENCE CENTER Physics for Kids BBQ Wednesday, July 18th A Family-Friendly Event! 5:00 to 7:00 pm Aspen Center for Physics, 700 W. Gillespie $5/youth $10/adult includes dinner Pay at the door This week: Entropy and Maxwell's Demon! Rockets Zomes! Science Demos! Liquid Nitrogen Ice Cream! Burgers! Hot Dogs! Salads! More info at AspenScienceCenter.org