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 ...
Math is a hierarchical field, building sequentially on prior concepts. Likewise, math standards in each grade presume that ...
Her students can, for the most part, understand the concepts she’s trying to teach. They can memorize and use the Pythagorean ...
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