Answer:
My first is in riddle but not in little. My second is in think but not in brink. My third is in thyme but not in time. My fourth is in mother but not in brother. My last is in time but no t in climb.
I am of several different kinds, but the one you pick doesn't do its job. What am I?
Teenage girls are pros at creating me. Learn me in classes.
I have a head and a tail but my eyes can never see my tail.
I am useless when together but useful when I am broken apart. What am I?
A little house full of meat, no door to go in and eat.