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For questions related to teaching mathematics. For questions in Mathematics Education as a scientific discipline there is also the tag mathematics-education. Note you may also ask your question on http://matheducators.stackexchange.com/.

13 votes

"Mathematics talk" for five year olds

If there are more than 26 kids in the group, you can tell them you know for sure that two of them have names starting with the same letter (more than 12: birthday in the same month, and so on). In a c …
Philip van Reeuwijk's user avatar