Treat your kids to an Adventure Theatre production with these two tickets to any weekend show.  Founded in 1951, Adventure Theatre is longest-running theatre program for children and families in the Washington area and one of the main attractions of Glen Echo Park since 1971.  The 2009-10 schedule can be viewed by clicking the link below, and includes Go Dog Go, The Little Engine That Could, The Musical Adventures of Flat Stanley, The Red Balloon, If You Give a Pig a Pancake.