web - Best Webquests.com
(Grades K-12): List of Webquests in various content areas, including mathematics.
web- Database of Webquests (Grades K-12): San Diego State University maintained site of over 2500 example Webquests
Assuming that the content of first-grade mathematics is something that any adult understands is to doom school mathematics to a continuation of the dull, rule-based curriculum that is so widely criticized. - Dr. Deborah Ball, Michigan State University