Looking for fun stuff to do with your kids over the dreary winter months? This Child's Play package is for you! Use these certificates from Shadowland Laser Adventures for 3 Laser Tag Adventures.  Then, take the kids to a show at Discovery Theater at the Smithsonian with these two gift certificates worth two tickets each to any Discovery Theater show. Finally, use this certificate from All Fired Up and let them create and paint their own pottery pieces. Instant fun!  Shadowland certificates are good at their Columbia, Chantilly, Springfield or Gaithersburg facilities.  All Fired Up is located in Bethesda or Cleveland Park.