From Abacus to Algebra: Growing Young Mathematicians
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Kahari sits on the corner of the alphabet rug in his 2nd grade classroom. He watches his teacher model how to add 26 and 17. "First you stack the ...
from Algebra
Kahari sits on the corner of the alphabet rug in his 2nd grade classroom. He watches his teacher model how to add 26 and 17. "First you stack the ...
from Algebra