above / below
Higher than / lower than something.
on / under
Resting on the top of something / underneath it.
beside (next to)
Right at the side of something.
between
In the middle of two things.
in front of / behind
Closer to you than something / on the far side of it, hidden by it.
inside / outside
In something, like a box / not in it.
left / right
The two sides. Hold up your hands with fingers up and thumbs out: your left hand makes an L shape.
first, second, third, last
Words that tell order in a line.