Databases
Academic OneFile -- One-stop source for millions of peer-reviewed, scholarly full-text articles in HTML and PDF formats from over 8,000 of the world's leading academic journals and reference sources. Comprehensively covers the physical sciences, technology, medicine, social sciences, the arts, theology, literature and other subjects. Multimedia feature includes podcasts and transcripts from NPR, CNN, and the CBC, as well as full-text New York Times content to 1995.

eBooks
Mathematics -- Explores the functions of math in daily life, as well as its role as a tool for measurement, data analysis, and technological development. This illustrated set also explains basic concepts of math and geometry, and provides information on historical milestones, notable mathematicians, and today's career choices. Each volume includes photos, illustrations, sidebars, bibliographies, and a glossary. Broadly applicable for middle school through high school students, as well as general readers.

Websites
Online Conversion -- “Convert just about anything to anything else. Over 5,000 units, and 50,000 conversions.” Browse most popular conversion pages or search by category.

S.O.S. Math -- Browse this free resource for math review material from Algebra to Differential Equations with more than 2,500 Math pages filled with short and easy-to-understand explanations.

WolframMathWorld -- A “nexus of mathematical information” with referenced and interactive entries. Browse topics or an alphabetical index.