Answer:
I run cold and hot, I look blue but am red. What am I?
What type of house weighs the least?
A squiggly line tells you when you've done it wrong
Some adults still use these to count.
What has a head yet it never weeps, has a bed but never sleeps, can run but can not walks, and has a bank but not a cent to its name?
Though not a plant, has leaves. Though not a beast, has spine. Though many wouldn't need this thing, It's more valuable than wine.