Answer:
I have a little house in which I live all alone. My house has no doors or windows and if I want to go out I must break through the wall.
I can be simple or I can be complex. I can be found in this riddle or in everyday life. I can be shapes or even colors.
I am rarely touched but often held. If you are smart you'll use me well. What am I?
I am a word. I become longer when the third letter is removed.
I am a mountain at night, meadow at day. What am I?
Lynn likes grapes but not potatoes. She likes squash but not lettuce, and she likes peas but not onions. Following the same rule, will she like pumpkins or apples?