is basically an exchange. It works because everyone accepts it
as payment for goods, like the weekly shopping, or services, like
We didn't always use money. In the past, people
used shells, beads, furs and skins.
people sometimes choose not
money and 'barter' instead.
For example, if you babysit for your
neighbours, they may not pay you but offer
to babysit for you next time.
Choose from any of the following: