Cement blocks provide structure to a compost pile.
Compost piles can just be a spot on the ground. Ready-made composting bins are also available at many hardware stores.
Wooden pallets are thrown away each year, but can be reused to create a simple compost pile. Tie them together using nylon rope.
Snow fence makes a light but strong bin. To turn compost, take down bin and set up a few feet away, turn compost back into it.