Riddles created by Year 6 with the Night Zookeeper

1) I get wetter and wetter the more I dry what am I? A towel.

2) The more you take of me the more you leave behind, what am I? Footsteps

3) I go up but never come down, as I get higher more wrinkles appear? A child

4) What stays in one corner but travels everywhere what am I? A stamp

5) I'm a 7 letter word I'm greater than god, rich people need me, poor people have me and if you eat me you will die what am I ? NOTHING