Hard Riddles for Kids Who Love a Challenge

I follow you all day long, but when the night or rain comes, I am all gone. What am I?

I have keys but no locks, I have space but no room, you can enter but cannot go outside. What am I?

What can you keep after giving to someone?

If there are three apples and you take away two, how many apples do you have?

What has to be broken before you can use it?

I am an odd number. Take away a letter and I become even. What number am I?

If two's company and three's a crowd, what are four and five?

I speak without a mouth and hear without ears. I have no body, but I come alive with wind. What am I?

What comes once in a minute, twice in a moment, but never in a thousand years?

What runs around the yard without moving?

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

A man shaves many times a day but still has a beard. Who is he?

You see me once in June, twice in November, but not at all in May. What am I?

What has many teeth but cannot bite?

A girl throws a ball straight up and it comes straight down without her moving. How?

What belongs to you but others use more than you do?

What gets bigger the more you take away?

What invention lets you look through a wall?

What is always coming but never arrives?

What question can you never answer yes to?

I am the gifted program warm-up on Monday morning. What am I?

I am the STEM club whiteboard covered in guesses. What am I?

I am the family puzzle tournament score sheet. What am I?

I am the student explaining how they solved it. Who am I?

I am the high-five after a tough riddle clicks. What am I?

I am the rainy-day challenge packet at home. What am I?

I am the classroom brain break stumping the whole class. What am I?

I am the answer key checked after group debate. What am I?

I am the proud grin when curiosity pays off. What am I?

I am the after-school enrichment riddle of the week. What am I?