Answer:
A squiggly line tells you when you've done it wrong
What is it that no man ever saw, which never was, but always will be?
The more you take away, the bigger it gets.
A tasty reward given to well behaved dogs and kids
One strand dangles. Two strands twist. Three or more can fashion this.
A leathery snake, with a stinging bite. I'll stay coiled up, unless I must fight.