This brief video from Tyler Arboretum can help you figure out how to get started. And this guide from NRDC spells out which items will compost well and which won’t. For example, meat, bones, and cooking oils are unlikely to break down completely in a small compost pile and can attract rodents and other pests. Vegetable scraps, coffee grounds, and eggshells, on the other hand, will contribute to making your garden flourish.