It turns out you don’t need to be an idiot savant like Dustin Hoffman’s character in Rain Man, or an MIT mathematics prodigy in order to count cards. There’s a relatively simple approach that can give ...

Dave Stann, author of Hollywood Blackjack and someone with keen insight on the M.I.T. whiz kids — subject of the new movie 21 — offers a former dealer's perspective on the world of blackjack and ...

* Illustration: Jason Lee * Statistically speaking, you are doomed to lose at every game on the casino floor — unless, that is, you can count cards. At the blackjack table, speedy math skills can flip ...

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This activity covers multiple math skills including: subitizing (the ability to recognize amounts quickly without counting), counting, adding, and using manipulatives. For preschoolers, arrange the ...