Raised beds are usually made from wood, concrete or stone. You can use something as simple as a large cardboard box however, it will last likely only last one season.
This is a page about making a raised be vegetable garden. There are a number of ways you can create a very successful raised vegetable garden, whether you build with new materials or use recycled items.
This page contains the following solutions.
Here is a raised bed that my husband put together this weekend. It is 4x10 feet and 20 inches high.
