I love to meet my students at the door each morning.  There are the usual morning tussles as they get their gear hung up and search their backpacks for needed items.  Those backpacks are an essential tool between home and school as notes and materials are passed back and forth between places.  It always amazes me what children think necessary to bring to school.  Their backpacks produce some surprising treasures some days. My children always used backpacks as well.  They were a handy catchall for all things school and helped in keeping my kids organized.  Most of the time, my children kept their packs relatively clean and orderly.   Still,…