(I don't know if you can access it, but yellowbridge.com is a good site for character drills. We all use it a lot in my class. AND YES miming. Your skill at charades will go up by 1000%. I bet you'd do better on your own at that rate, gosh. If you can't get access to yellowbridge, I can see if I can find some others my classmates have used. There are a lot of good resources online.)

That is why he's here. /sheds a single tear