Proof of Concepts - Addresses techniques teachers can use in developing interactive science instructions for grades 6-12; also holds a dissertation project scheduled to be implemented in January 2000; also parts of a Web-textbook on earth/space science. - http://www.proofofconcepts.com
Microworlds - Describes the concept of "microworlds" and their use as tools for learning; includes several examples from the MIT Media Lab. - http://www.umcs.maine.edu/~larry/microworlds/microworld.html
inQuiry Attic - The Franklin Institute Science Museum has in storage a century's worth of scientific instruments. Each month, it offers an online exploration of an object that would not otherwise be available for the public to see. - http://www.fi.edu/qa98/atticindex.html