Best short medium riddles for kids

Every night I'm told what to do, and each morning I do what i'm told. But I still don't escape your scold.

I live in the ocean. I have eight legs, two big claws and a tail. My body has a hard shell. I eat anything I can find. I am a...

Tall I am young, short I am old. While with life I glow, wind is my foe. What am I?

What do you call a cat crossed with a fish?

What time of day, when written in a capital letters, is the same forwards, backwards and upside down?

Tommy Tucker took two strings and tied two turtles to two tall trees. How many T’s in that?

My life can be measured in hours. I serve by being devoured. Thin, I am quick. Fat, I am slow. Wind is my foe.

I am the beginning of the end, and the end of time and space. I am essential to creation, and I surround every place.

What has a head and a tail, but no body?

Born of water, I drown in water. A blood-thirsty beast you can barely see. What am I?