Dinosaur Meme

Valid or Invalid? - The Syllogisms

Syllogism 1 of 15

Remember, we're interested only in whether the argument is valid; that is, whether the conclusion follows as a matter of necessity given the truth of the premises. Just select "Valid" or "Invalid" from the drop-down list below, then press Next.

All objects in flight are aerodynamic
Some kites are not objects in flight
Therefore, some kites are aerodynamic
Valid or invalid?


Really Deep Thought

As with the Christian religion, the worst advertisement for Socialism is its adherents.
   --George Orwell.


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