A Cleverly-Titled Logic Puzzle Blog
Home of the Wordy Wednesday series of weekly word puzzles. By Grant Fikes.
Puzzles & Brainteasers
Joseph Young's Puzzleria!
Joseph Young publishes a new puzzle every week, with a very distinctive, playful style. Posts include word puzzles, number puzzles and logic puzzles, and readers can discuss hints and solutions in the comments
CSE Blog - quant, math, computer science puzzles
Math, CS and quant puzzles for interview preparation - 300 classic brainteasers with solutions, sorted by topic and difficulty.