Library databases offer an organized collection of sources that were published somewhere else first. Many databases have a specific subject area focus (ie. History).
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:
Here are two other education-focused article databases that may have articles and lesson plans on your topics.
Teaching Reference Center - articles from professional/trade publications and selected academic journals geared toward teachers and teaching administrators.
Education Research Complete - full-text database on topics related to all levels of education. Includes area of curriculum instruction.
ERIC is the source for information on all aspects of education for all age groups, including counseling, tests, and measurement. ERIC indexes journal articles, books, theses, curriculi, conference papers, standards and guidelines.