{"id":1036,"date":"2026-07-24T05:00:00","date_gmt":"2026-07-23T20:00:00","guid":{"rendered":"https:\/\/yamamath.org\/?p=1036"},"modified":"2026-05-26T13:59:16","modified_gmt":"2026-05-26T04:59:16","slug":"1204_7%e3%81%a4%e3%81%ae%e7%b4%99%e5%b7%a5%e4%bd%9c%e3%83%97%e3%83%ad%e3%82%b8%e3%82%a7%e3%82%af%e3%83%88","status":"publish","type":"post","link":"https:\/\/yamamath.org\/?p=1036","title":{"rendered":"1204_7\u3064\u306e\u7d19\u5de5\u4f5c\u30d7\u30ed\u30b8\u30a7\u30af\u30c8"},"content":{"rendered":"\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"199\" src=\"https:\/\/yamamath.org\/wp-content\/uploads\/2026\/05\/s640-\u30ef\u30fc\u30af\u30b7\u30e7\u30c3\u30d7\u306e\u624b\u9806_\u6388\u696d\u8a08\u753b.jpg\" alt=\"\" class=\"wp-image-1037\" srcset=\"https:\/\/yamamath.org\/wp-content\/uploads\/2026\/05\/s640-\u30ef\u30fc\u30af\u30b7\u30e7\u30c3\u30d7\u306e\u624b\u9806_\u6388\u696d\u8a08\u753b.jpg 640w, https:\/\/yamamath.org\/wp-content\/uploads\/2026\/05\/s640-\u30ef\u30fc\u30af\u30b7\u30e7\u30c3\u30d7\u306e\u624b\u9806_\u6388\u696d\u8a08\u753b-300x93.jpg 300w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000s640 \u30ef\u30fc\u30af\u30b7\u30e7\u30c3\u30d7\u306e\u624b\u9806_\u6388\u696d\u8a08\u753b.jpg<br>\u3000&#8212;&#8211;<em>&#8212;&#8211;<\/em>&#8212;&#8211;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000George Hart \u535a\u58eb\u306e\u3010Making Math Visible (classroom activities)\u3011\u306b\u3082\u540c\u8da3\u65e8\u306e\u30da\u30fc\u30b8\u304c\u3044\u304f\u3064\u304b\u3042\u3063\u3066\uff0c\u7d19\u5de5\u4f5c\u3092\u6559\u5ba4\u3067\u884c\u3046\u305f\u3081\u306e\u6388\u696d\u8a08\u753b\u306a\u3069\u3082\u793a\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u6628\u5e74\u53d6\u308a\u7d44\u3093\u3060\u300e\u30dd\u30ea\u30ea\u30f3\u30af\u300f\u306a\u3069\u3082\u4e26\u3093\u3067\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u3000s640 \u30dd\u30ea\u30ea\u30f3\u30af\u3084\u30c0\u30f3\u30dc\u30fc\u30eb\u4f5c\u54c1\u306a\u3069.jpg<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"323\" src=\"https:\/\/yamamath.org\/wp-content\/uploads\/2026\/05\/s640-\u30dd\u30ea\u30ea\u30f3\u30af\u3084\u30c0\u30f3\u30dc\u30fc\u30eb\u4f5c\u54c1\u306a\u3069.jpg\" alt=\"\" class=\"wp-image-1039\" srcset=\"https:\/\/yamamath.org\/wp-content\/uploads\/2026\/05\/s640-\u30dd\u30ea\u30ea\u30f3\u30af\u3084\u30c0\u30f3\u30dc\u30fc\u30eb\u4f5c\u54c1\u306a\u3069.jpg 640w, https:\/\/yamamath.org\/wp-content\/uploads\/2026\/05\/s640-\u30dd\u30ea\u30ea\u30f3\u30af\u3084\u30c0\u30f3\u30dc\u30fc\u30eb\u4f5c\u54c1\u306a\u3069-300x151.jpg 300w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000&#8212;&#8211;<em>&#8212;&#8211;<\/em>&#8212;&#8211;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30007\u3064\u306e\u7d19\u5de5\u4f5c\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u305d\u308c\u305e\u308c\u306b\u3064\u3044\u3066\u578b\u7d19\uff08\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\uff09\u3082\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u79c1\u304c\u6700\u521d\u306b\u4f5c\u3063\u3066\u307f\u3088\u3046\u3068\u8003\u3048\u305f\u306e\u306f\u300a\u4e94\u89d2\u5f62\u30b9\u30e9\u30a4\u30c9\u5f0f\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u300b\u30026\u8272\u306eB5\u8272\u753b\u7528\u7d19\u3092\u7528\u610f\u3057\u3066\uff0c\u5370\u5237\u3057\u305f\u307e\u3067\u306f\u826f\u304b\u3063\u305f\u306e\u3067\u3059\u304c\u2026\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3000\u3000\u4e94\u89d2\u5f62\u30b9\u30e9\u30a4\u30c9\u5f0f\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8 &#8211; 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