Stanford University
Stanford Encyclopedia of Philosophy: Aristotle
Looks at the life of Aristotle (384-322 B.C.E.) and the far-reaching scope of his intellectual ideas. The article examines in depth his theories in the disciplines of philosophy, politics, mathematics and science, and his legacy.
World History Encyclopedia
World History Encyclopedia: Greek Science
Looks at the history of Greek science from the 7th century on, and the major figures who contributed ideas. Includes a timeline of Greek science.
Stanford University
Stanford Encyclopedia of Philosophy: Aristotle's Logic
Thorough explanation of Aristotle's several original contributions to logic from the Stanford Encyclopedia of Philosophy. Includes a substantial bibliography as well as sections on syllogism, assertion, demonstration, the "Organon,"...
Other
The Basics of Philosophy: Aristotle
A discussion of Aristotle's life and work, including his writings, his system of logical reasoning, and his contributions to different fields, such as politics, philosophy, and science.
Other
Aristotle & Logic: Syllogisms & Inductive Reasoning
From a larger college website, this page provides a good description of syllogisms as well as inductive reasoning.