9Do you know how all your favorite things are made? This companion series to Who Made My Lunch? follows the journey that common household items make from raw materials to the factory and the store. With clear process explanations and charming illustrations, these books answer the question: who made my stuff? A child wonders how crayons are made and learns about how oil is mined and processed to extract paraffin wax, which is then sent to a factory to be made into crayons. This illustrated narrative nonfiction book includes a map showing oil fields and crayon factories, a glossary, and further resources.