I don't know why I keep all of these in my wallet still. Maybe it's the sentimental value associated with my high school ID cards? I can whip these out of my collection in 20 years and laugh at how much I've changed; how much ID cards have changed since then.
Walnut High School ID Card (2004-2005)
Walnut High School ID Card (2005-2006)
Walnut High School ID Card (2006-2007): My friend Jessica's notorious happy face sticker is still bonded to my ID card.
Walnut High School ID Card (2007-2008)