Students in Melissa Williams' kindergarten class at the Westminster School in Atlanta, Georgia, practice connecting quantities to written numbers — a key part of number sense. Credit: Holly Korbey for ...
Life is full of decisions. “Third Millennium Thinking: Creating Sense in a World of Knowledge” outlines methods of making choices rationally using scientific methods. Perlmutter says it's easy to fall ...
More than 150 years ago, the economist and philosopher William Stanley Jevons discovered something curious about the number 4. While musing about how the mind conceives of numbers, he tossed a handful ...
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