Easy simple riddles for teens with simple answers

I am a seed with three letters in my name. Take away the last two and I still sound the same. What am I?

Three lives have I. Gentle enough to soothe the skin, Light enough to caress the sky, Hard enough to crack rocks.

It can be cracked, it can be made, It can be told, it can be played. What is it?

What is the largest number you can write with just 3 digits?

I have all the knowledge you have. But I am small as your fist that your hands can hold me. Who am I?

I have four legs. I live in Africa. I am big and grey. I live in the river. What am I?

What goes up when rain comes down?

I have a face like a tree and skin like the sea. A great beast I am, yet small vermin frighten me. What am I?

I'm a soft and furry pet. I have four legs and a long tail. I have sharp teeth and claws. I like to chase mice. I am a...

Give me food, and I will live. Give me water, and I will die. What am I?