National Institute of Open Schooling
Atomic Structure
Learners explain historical findings such as Rutherford and Bohr's contributions, explain wave particle duality, and formulate Heinsenberg's uncertainty principle. They also draw s, p, and d orbitals, explain more historical findings,...
World History Encyclopedia
World History Encyclopedia: Socrates
Read about the life of the Greek philosopher Socrates, the philosophy he developed, his influence, and his execution for impiety and for corrupting young people.
World History Encyclopedia
World History Encyclopedia: Plato
Read about the life of the Greek philosopher Plato, the philosophy he developed, and his legacy.
Internet Encyclopedia of Philosophy
Internet Encyclopedia of Philosophy: Hipparchia
The interesting life of ancient Greek philosopher Hipparchia is told here in some detail. References for further study are included.
World History Encyclopedia
World History Encyclopedia: Epicurus
Read about the life of the Greek philosopher Epicurus and the philosophy he developed called Epicureanism.
Other
Ancient Greek Philosophy: Democritus of Abdera
A discussion of the theories of Democritus (c. 460-370 BC). He is best known as an atomist, having developed an atomic theory. Also discusses the ideas of other philosophers who are believed to have influenced Democritus.
World History Encyclopedia
World History Encyclopedia: Aristotle
Overview of the life of Greek philosopher Aristotle, with images, a timeline, and links to related content.
Internet Encyclopedia of Philosophy
Internet Encyclopedia of Philosophy: Greek Philosophy
Introduction from the Internet Encyclopedia of Philosophy to the main topics and thinkers in the Greek philosophical tradition. Includes links to related articles. Helpful for relating particular philosophers to each other chronologically.
Math Open Reference
Math Open Reference: Thales
Contains a detailed biography and discussion of the contributions of the ancient Greek philosopher Thales. Part of a larger mathematics site, this page focuses primarily on his contributions to Geometry.
Stephen Byrne
History for Kids: Socrates for Kids
History of Socrates written with elementary age students in mind provides an overview of Socrates, his philosophy and methods, as well as general facts about his life. Teacher resources included.
University of California
Ucmp: Aristotle
The life and philosophical treatises of Aristotle (384-322 BCE) are surveyed, including his writings on biology, zoology and physics.
Wikimedia
Wikipedia: Epicureanism
Wikipedia provides detailed information on Epicureanism, a system of philosophy based on the teachings of Epicurus.
Other
The Basics of Philosophy: Zeno of Elea
Looks at the life of Zeno of Elea (c. 490 - 430 B.C.) and at his paradoxes, of which eight survived. His ideas were at odds with Aristotle, who disagreed with him. Many philosophers have grappled with his paradoxes, and even today, some...
Other
Aristotle
A discussion of the beliefs of Aristotle, his contributions to logic, and why he had to flee Athens at the time of Alexander's death.