These mental workouts include demanding word games, mathematical bell-ringers, prefix puzzlers, and algebraic twisters guaranteed to rile your brain, and make you feel like a genius when you get the right answer.
Saturday, November 29, 2008
Test Your IQ: 400 Questions to Boost Your Brainpower
These mental workouts include demanding word games, mathematical bell-ringers, prefix puzzlers, and algebraic twisters guaranteed to rile your brain, and make you feel like a genius when you get the right answer.
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