29 Awesome Classroom Doors For Back-To-School. These door decorations are really cute and kid-friendly. Great resource to have when you aren't feeling too creative.
(Change to Falcongram, add falcon to center heart) 19 Back-To-School Classroom Ideas That Will Knock Your Students' Socks Off
Chicka Chicka Boom Boom Art Projects, Bulletin Boards and Decorated Classroom Doors in Response to the Classic Children's Picture Book at RainbowsWithinReach
Bring the world to your classroom though bulletin boards. Bulletin Board Ideas for Teachers: 30 Fabulous Teacher Bulletin Boards from around the World!