ミスターK　定比例MgOにて実験
4:12
Added: 4 years ago
From: battenotoko2
Views: 571
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  • 実験成功おめでとう！！

    

    shishimai999 1 year ago

  • あ～そこまで言ったらだめでしょう。

    バレマスネ！！！！

    僕もこの中学校です！！何年ですか？

    supittofaiya 3 years ago

  • 岡山県の中学校の理科教師の...、うん、古賀先生です...よ­ね？

    何回か授業受けてますよ(*^_^*)

    nanase0033 3 years ago

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