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Website
Books in the Classroom

Carol Hurst's Children's Literature Site: Black and White

For Students 6th - 8th
This site on the book "Black and White" by David Macaulay, includes a review of the book, a listing of things to notice and talk about, activities related to the book, other related books, and links to other resources.
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Activity
Stefan Warner and Steven R. Costenoble

Finite Mathematics & Applied Calculus: Logical Equivalence, Tautologies, and Contradictions

For Students 9th - 10th
The resource investigates logical equivalence, tautologies, and contradictions. The tutorial examines how to construct a truth table, double negation, DeMorgan's law, and simplifying statements. Students learn about the logic concepts...
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Handout
Stanford University

Stanford Encyclopedia of Philosophy: Dialetheism

For Students 9th - 10th
Describes the notion of "dialetheism," the logical theory of true contradictions. Explains its history of development, its philosophical consequences, and its significance for rationality. Excellent bibliography.