Why the numbers 6-7 are driving math teachers up the wall

(www.npr.org)

14 points ikeashark | 1 comments | 20 Oct 25 15:15 UTC | HN request time: 0.208s | source

1. jeffrallen ◴[20 Oct 25 15:52 UTC] No.45645301[source]▶

The kids are alright.

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