Answer:
I am pronounced as one letter, written with three. I come in blue, black, brown, or grey. Reverse me and I read the same either way. What am I?
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 start with āeā end with āeā. I have whole countries inside me. What am I?
Which vehicle is spelled the same forwards and backwards?
I jump when I walk and sit when I stand.
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.