Harvard Project Zero -- the Harvard Graduate School of Education's website for Project Zero, Howard Gardner's own multiple intelligence project -- includes information about the history of Project Zero, research projects, and new developments concerning MI theory and its application.
MI -- The Theory -- a good, basic overview and introduction.
Multiple Intelligence Theory Links for Educators -- lots of good links.
Multiple Intelligences Theory Explained -- clear, brief explanation.
Exploring Multiple Intelligence: New Dimensions of Learning -- articles about multiple intelligence theory, resources and materials for teachers, and links for schools that apply the theory school-wide.
Gardner's Multiple Intelligence -- an overview of MI theory, an interview with Howard Gardner, and links realted to the different types of intelligence identified in the theory.
Multiple Intelligences: Theory and Practice in the K-12 Classroom -- a bibliography of useful materials.
Variations on a Theme: How Teachers Interpret MI Theory -- an article from Educational Leadership.
Resources on Multiple Intelligences Theory -- resources available through the Association for Supervision and Curriculum Development (ASCD), the publisher of Educational Leadership.
The Key School -- an article about a school in Indianapolis, IN that employs MI theory throughout the school.
The Key Learning Community -- a history of this public school in Indianapolis, IN (formerly called the Key School) that is based completely on MI theory.