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Trading Cards

Abstract excerpts.

Trading Cards

6 Dec 1865
13th Amendment
Constitution
After the Civil War, the 13th Amendment ended slavery as a legal institution in the United States.
Critical Thinking
Story 
“…allegories…lay hold of the hidden sense which is concealed beneath the words”
Allegorical Interpretation
With your entertainment, with literature, art, and movies, allegories allow for deeper understanding. Enrich your life by looking for the wisdom embedded within the stories you consume.
Critical Thinking
Quote 
What does the Crinum coal mine teach us about dating methods?
Radiometric Dating Explained
Radiometric dating is scientifically sound, but it’s true that scientists need to carefully rule out contaminants. Sound thinking recognizes that a method’s validity depends on precise execution, not flawed application.
Critical Thinking
FAQ 
Was Einstein’s Theory of Relativity ever irrational?
Idea of Ideas
Remember, all your ideas start as speculation. Even Einstein’s theory of relativity began as an irrational idea: untested, uncertain, and waiting for reality to answer back.
Critical Thinking
FAQ 
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