Riddles for Middle Schoolers

I speak without a mouth and answer without ears. I have no body, but repeat what you say. What am I?

I have cities but no houses, forests but no trees, and water but no fish. What am I?

What begins with E, ends with E, and contains one letter?

How many months have 28 days?

I am an odd number. Remove one letter and I become even. What number am I?

Two fathers and two sons share three cookies so everyone gets one. How is that possible?

How can you add five to nine and get two?

I travel faster than anything else and help your eyes see. What am I?

Forward I am heavy, but backward I am not. What am I?

What appears once in a minute, twice in a moment and never in one thousand years?

I form a ring without making a sound, and people look up when I appear. What am I?

What bridge can carry a friendship but not a footstep?

What can reflect the past in your mind but never show you the future?

What shadow can arrive before the object that makes it?

What ladder helps you rise but has no rungs?

What room gets smaller every time more people enter it?

What can make a photo of a bright room darker without changing the room itself?

What chair makes you stand the moment you use it?

What button starts an argument without being pressed?

What fish lives in a browser and catches your attention?

What ladder goes sideways instead of up?

What flag never flies but can still warn you?

What pocket cannot hold money but can trap air underwater?

What chair can seat a whole meeting but is only one person?