Little kids are looking at a lot of dots these days. The theory behind this increasingly popular practice is that an effective way to teach counting might be by … not counting. That’s the ...
A red knot is a tiny shorebird that makes an epic 9000-mile journey all the way from the arctic to the tip of southern Chile and back. Biologists and nature enthusiasts congregate at various points ...
Infants and animals are able to understand approximate quantities of different types, in terms of relative proportions of the numbers of different sets of objects, provided the difference in numbers ...
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 ...
Babies who are years away from being able to say "one," "two," and "three" actually already have a sense of what counting means, Johns Hopkins University researchers have discovered. The findings ...
This is an installment of Reading Reddit, a Slate pop-up blog about Reddit. In the beginning, there was 1. Then, there was 2. Soon after that, there was 3, and 4, and ...
How-To Geek on MSN
Don't trust Excel's COUNTA function to count non-blank cells—here's a better method
Counting non-empty cellsThe COUNTBLANK-COUNTA conflict (and how to fix it)Summary: Choosing the right counting functionIn ...
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