In fact, this is a website.
Here, you can find free online IQ tests and musings about philosophy, logic, and other topics to stimulate the intellect, challenge your brain, and test the mettle of your mind.
A growing collection of comprehensive IQ-style quizzes that are completely free.
The free online IQ tests in this collection are thoughtfully-designed, covering a range of content areas including logical, mathematical, spatial, and verbal.
These IQ tests aim to measure various theoretical abilities in the domain of intelligence, like general intelligence, fluid intelligence, crystallized intelligence, and spatial intelligence.
Information about philosophy papers
Short abstracts of several in-progress academic philosophy papers.
Subjects include paradox, logic, and the philosophy of mathematics.