1.
雑誌 |
National Council of Teachers of Mathematics
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2.
雑誌 |
National Council of Teachers of Mathematics
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3.
雑誌 |
National Council of Teachers of Mathematics
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4.
雑誌 |
National Council of Teachers of Mathematics
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5.
雑誌 |
National Science Teachers Association ; Akademii︠a︡ nauk SSSR. Quantum Bureau ; American Association of Physics Teachers ; National Council of Teachers of Mathematics
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6.
雑誌 |
National Council of Teachers of Mathematics ; Association of Teachers of Mathematics in the Middle States and Maryland ; Association of Mathematical Teachers in New England
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