Best short riddles for kids

I live in a bowl. I can swim. I have a tail. I also have fins and big eyes. I am a...

Who is bigger: Mr. Bigger, Mrs. Bigger, or their baby?

There was a railroad crossing without any cars and trucks! Can you spell that without using any "R"?

Which vehicle is spelled the same forwards and backwards?

You can hold it without seeing or touching it! What is that?

What can be as big as an elephant but weigh nothing?

The more you have of it, the less you see. What is it?

What do you get when a turkey lays an egg on top of a barn?

Two baseball teams played a game. One team won but no man touched base. How could that be?

I live in the ocean. I move slowly. I eat clams. I have five arms. I am a...