A Little Editing

So, I'm slightly frustrated with my editing skills. It would help if I could manage the settings on my camera better, but I really need to figure out Photoshop! Let me know what you think.

Before:

After:

Before

After (ok, so I couldn't handle the hair sticking up, but I'm somewhat obsessed with the colors in this one)

Before

After

Combined

Combined

If anyone has any recommendations or wants to come over and teach me what to do, just let me know! I got a couple of books from the library, but that's not my best learning method.