Printed books are a good starting place for your project. Use a book as a guide to help you gain background knowledge about your topic and discover related sub-topics.
Books are written by experts and evaluated by librarians, who have found them credible and trustworthy to use in your research. You can find many different choices in the non-fiction and reference sections of the library.
Your internet and database research will be easier if you know basic information about your topic.
Stop by the library and see Mrs. Gorski. There are many books available on a variety of topics and she is there to assist you!