Puzzles, Tricks, and Illusions

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The Box Puzzle: The most difficult drafting puzzle around. Can you solve it?

Trigonometry: So you think you’re good at math?

Mate in three: Chess

Triangle area puzzle: Geometric objects occupying the same space do not change their area simply because you move them.

Zardoz can control your movements: Rotate your right foot and Zardoz will make it change direction.

Zardoz can read your mind: Pick any card and Zardoz will know what you chose.

Illusions: You can believe what you see all you want; certain two dimensional shapes can fool the mind.

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