ERIC - Getting the most out of a scholarly subject-based (education) database like ERIC means using an advanced search.
Type in your subject/topic and consider adding one of the following narrowing search terms:
To narrow further by education level, scroll down to the bottom of the Advanced Search screen and limit your search results with the following limiters:
Education Research Complete - full-text database on topics related to all levels of education. Includes area of curriculum instruction.