{"id":461,"date":"2017-09-07T08:58:27","date_gmt":"2017-09-07T08:58:27","guid":{"rendered":"http:\/\/synathena.gr\/epistemology2\/?page_id=461"},"modified":"2017-10-26T06:02:00","modified_gmt":"2017-10-26T06:02:00","slug":"%ce%b5%ce%b9%cf%83%ce%ae%ce%b3%ce%b7%cf%83%ce%b7-%ce%bd%ce%b9%ce%ba%ce%bf%ce%bb%cf%8c%cf%80%ce%bf%cf%85%ce%bb%ce%bf%cf%85-%ce%b3%ce%b9%ce%ac%ce%bd%ce%bd%ce%b7-%ce%b4%ce%b9%ce%b4%ce%b1%cf%83%ce%ba","status":"publish","type":"page","link":"http:\/\/synathena.gr\/epistemology2\/?page_id=461","title":{"rendered":"\u0395\u03b9\u03c3\u03ae\u03b3\u03b7\u03c3\u03b7 \u039d\u03b9\u03ba\u03bf\u03bb\u03cc\u03c0\u03bf\u03c5\u03bb\u03bf\u03c5 \u0393\u03b9\u03ac\u03bd\u03bd\u03b7 &#8211; \u0394\u03b9\u03b4\u03b1\u03c3\u03ba\u03b1\u03bb\u03af\u03b1 \u03c4\u03c9\u03bd \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd \u03c3\u03b5 \u03c0\u03b5\u03c1\u03b9\u03b2\u03ac\u03bb\u03bb\u03bf\u03bd STEM \u03b3\u03b9\u03b1 \u03c0\u03b1\u03b9\u03b4\u03b9\u03ac 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\u0391\u03b3\u03c9\u03b3\u03ae<\/p>\n<p><a href=\"mailto:johnikol@yahoo.gr\">johnikol@yahoo.gr<\/a><\/p>\n<p><iframe loading=\"lazy\" src=\"https:\/\/www.youtube.com\/embed\/gegKwgxyrpE\" width=\"560\" height=\"315\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/p>\n<p><strong>\u0395\u03b9\u03c3\u03b1\u03b3\u03c9\u03b3\u03ae<\/strong>: \u03a4\u03b1 \u0395\u03bb\u03bb\u03b5\u03af\u03bc\u03b1\u03c4\u03b1 \u03c3\u03c4\u03b1 \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ac \u03ad\u03c7\u03bf\u03c5\u03bd \u03c0\u03bf\u03bb\u03bb\u03ad\u03c2 \u03b1\u03b9\u03c4\u03af\u03b5\u03c2, \u03c0\u03b1\u03c1\u03cc\u03bb\u03b1 \u03b1\u03c5\u03c4\u03ac \u03c4\u03bf \u03b6\u03b7\u03c4\u03bf\u03cd\u03bc\u03b5\u03bd\u03bf \u03b5\u03af\u03bd\u03b1\u03b9 \u03c0\u03c9\u03c2 \u03b8\u03b1 \u03c4\u03b9\u03c2 \u03b1\u03bd\u03c4\u03b9\u03bc\u03b5\u03c4\u03c9\u03c0\u03af\u03c3\u03bf\u03c5\u03bc\u03b5. \u0397 \u0388\u03c1\u03b5\u03c5\u03bd\u03b1 \u03ad\u03b4\u03b5\u03b9\u03be\u03b5 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\u03c4\u03b7\u03bd \u03c0\u03c1\u03ac\u03be\u03b7. \u0397 STEM \u03b4\u03b9\u03b4\u03b1\u03c3\u03ba\u03b1\u03bb\u03af\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03c3\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae \u03c3\u03c4\u03b7\u03bd \u03bf\u03bb\u03b9\u03c3\u03c4\u03b9\u03ba\u03ae \u03ba\u03b1\u03c4\u03ac\u03ba\u03c4\u03b7\u03c3\u03b7 \u03b5\u03bd\u03bd\u03bf\u03b9\u03ce\u03bd \u03ae\/\u03ba\u03b1\u03b9 \u03b8\u03b5\u03bc\u03ac\u03c4\u03c9\u03bd, \u03b5\u03c0\u03b5\u03b9\u03b4\u03ae \u03bf\u03b9 \u03b2\u03b1\u03c3\u03b9\u03ba\u03ad\u03c2 \u03b9\u03b4\u03b9\u03cc\u03c4\u03b7\u03c4\u03b5\u03c2 \u03c4\u03b7\u03c2 \u03b3\u03bd\u03ce\u03c3\u03b7\u03c2 \u03b5\u03c5\u03bd\u03bf\u03bf\u03cd\u03bd \u03c4\u03b9\u03c2 \u03c3\u03c5\u03bd\u03b4\u03b5\u03b4\u03b5\u03bc\u03ad\u03bd\u03b5\u03c2 \u03ad\u03bd\u03bd\u03bf\u03b9\u03b5\u03c2, \u03c0\u03b5\u03c1\u03b9\u03c3\u03c3\u03cc\u03c4\u03b5\u03c1\u03bf \u03b1\u03c0\u03cc \u03cc\u03c4\u03b9 \u03c4\u03b9\u03c2 \u03b1\u03bd\u03b5\u03be\u03ac\u03c1\u03c4\u03b7\u03c4\u03b5\u03c2. \u039f\u03b9 \u03c0\u03c1\u03ce\u03c4\u03b5\u03c2 (\u03c3\u03c5\u03bd\u03b4\u03b5\u03b4\u03b5\u03bc\u03ad\u03bd\u03b5\u03c2) \u03ad\u03bd\u03bd\u03bf\u03b9\u03b5\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03ba\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b1 \u03bf\u03c1\u03b3\u03b1\u03bd\u03c9\u03bc\u03ad\u03bd\u03b5\u03c2 \u03b3\u03b9\u03b1 \u03bc\u03b9\u03b1 \u03bc\u03b5\u03bb\u03bb\u03bf\u03bd\u03c4\u03b9\u03ba\u03ae \u03b1\u03bd\u03ac\u03ba\u03bb\u03b7\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03b1\u03bd\u03ac\u03ba\u03c4\u03b7\u03c3\u03b7 \u03c3\u03c4\u03b7\u03bd \u03b3\u03bd\u03c9\u03c3\u03c4\u03b9\u03ba\u03ae \u03b4\u03b9\u03b1\u03b4\u03b9\u03ba\u03b1\u03c3\u03af\u03b1 (Honey et al., 2014) \u03ba\u03b1\u03b9 \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03af \u03c5\u03c0\u03bf\u03c3\u03c4\u03ae\u03c1\u03b9\u03be\u03b7 \u03c3\u03b5 \u0395\u03bb\u03bb\u03b5\u03af\u03bc\u03bc\u03b1\u03c4\u03b1 \u03c4\u03b7\u03c2 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\u03c7\u03b7\u03bc\u03b9\u03ba\u03ae \u03b5\u03be\u03af\u03c3\u03c9\u03c3\u03b7 \u03c0\u03b1\u03c1\u03bf\u03c5\u03c3\u03b9\u03ac\u03b6\u03b5\u03b9 \u03b9\u03c3\u03b1\u03c4\u03bf\u03bc\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c3\u03c4\u03b1 2 \u03bc\u03ad\u03bb\u03b7.\u00a0\u00a0 \u0397 \u00ab\u03b1\u03c6\u03b7\u03c1\u03b7\u03bc\u03ad\u03bd\u03b7\u00bb \u03ad\u03bd\u03bd\u03bf\u03b9\u03b1 \u03c4\u03b7\u03c2 \u03a3\u03c5\u03bd\u03ac\u03c1\u03c4\u03b7\u03c3\u03b7\u03c2 \u03c0\u03b1\u03af\u03c1\u03bd\u03b5\u03b9 \u03c3\u03ac\u03c1\u03ba\u03b1 \u03ba\u03b1\u03b9 \u03bf\u03c3\u03c4\u03ac \u03c3\u03c4\u03b7 \u03c3\u03cd\u03bd\u03b4\u03b5\u03c3\u03ae \u03c4\u03b7\u03c2 \u03bc\u03b5 \u03c4\u03b9\u03c2 \u03a6\u03c5\u03c3\u03b9\u03ba\u03ad\u03c2 \u0395\u03c0\u03b9\u03c3\u03c4\u03ae\u03bc\u03b5\u03c2, \u03b5\u03af\u03c4\u03b5 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bf \u039d\u03cc\u03bc\u03bf\u03c2 \u03c4\u03bf\u03c5\u00a0 Ohm: V=R\u2981I \u03b5\u03af\u03c4\u03b5 \u03bf \u039d\u03cc\u03bc\u03bf\u03c2 \u03c4\u03b7\u03c2 \u0392\u03b1\u03c1\u03cd\u03c4\u03b7\u03c4\u03b1\u03c2: B=m\u2981g. \u0395\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ae \u03c4\u03b7\u03c2 \u03a3\u03c5\u03bd\u03ac\u03c1\u03c4\u03b7\u03c3\u03b7 \u03c8= \u03b1\u2981x+\u03b2, \u03c3\u03c4\u03b7\u03bd \u03ba\u03b1\u03b8\u03b7\u03bc\u03b5\u03c1\u03b9\u03bd\u03ae \u03b6\u03c9\u03ae, \u03b3\u03b9\u03b1 \u03c0\u03b1\u03c1\u03ac\u03b4\u03b5\u03b9\u03b3\u03bc\u03b1 \u03b7 \u03c0\u03bb\u03b7\u03c1\u03c9\u03bc\u03ae \u03c4\u03bf\u03c5 \u03c0\u03bb\u03ae\u03b8\u03bf\u03c5\u03c2 \u03c4\u03c9\u03bd \u03c4\u03b7\u03bb\u03b5\u03c6\u03c9\u03bd\u03b9\u03ba\u03ce\u03bd \u03ba\u03bb\u03ae\u03c3\u03b5\u03c9\u03bd \u03bc\u03b5 \u03b1\u03c1\u03c7\u03b9\u03ba\u03cc \u03c0\u03ac\u03b3\u03b9\u03bf \u03ba.\u03c4.\u03bb.<\/p>\n<p><strong>\u0394\u03b9\u03b1\u03b4\u03b9\u03ba\u03b1\u03c3\u03af\u03b1<\/strong>: \u0391\u03c6\u03bf\u03cd \u03bc\u03b5\u03bb\u03b5\u03c4\u03ae\u03c3\u03b1\u03bc\u03b5 \u03ba\u03b1\u03b9 \u03c3\u03c5\u03c3\u03c7\u03b5\u03c4\u03af\u03c3\u03b1\u03bc\u03b5 \u03c4\u03b9\u03c2 \u03c3\u03c5\u03bd\u03b1\u03c1\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2: F(x)=\u03b1\u00b7x \u03ba\u03b1\u03b9 V(I)=R\u00b7I \u03b4\u03b9\u03b1\u03c0\u03b9\u03c3\u03c4\u03ce\u03c3\u03b1\u03bc\u03b5 \u03b8\u03b5\u03c4\u03b9\u03ba\u03ac \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03ad\u03c3\u03bc\u03b1\u03c4\u03b1 \u03c3\u03c4\u03b7\u03bd \u03bc\u03ac\u03b8\u03b7\u03c3\u03b7 \u03c4\u03c9\u03bd \u03b5\u03bd\u03bf\u03c4\u03ae\u03c4\u03c9\u03bd: 1. \u03a0\u03bf\u03c3\u03ac \u03b1\u03bd\u03ac\u03bb\u03bf\u03b3\u03b1, 2. \u03a3\u03c5\u03bd\u03ac\u03c1\u03c4\u03b7\u03c3\u03b7 \u0391\u0384 \u03b2\u03b1\u03b8\u03bc\u03bf\u03cd, 3. \u039a\u03bb\u03af\u03c3\u03b7 \u03ae \u0395\u03c6\u03b1\u03c0\u03c4\u03bf\u03bc\u03ad\u03bd\u03b7 \u03b5\u03c5\u03b8\u03b5\u03af\u03b1\u03c2 \u03ba\u03b1\u03b9 4. \u039d\u03cc\u03bc\u03bf\u03c2 \u03c4\u03bf\u03c5 Ohm. \u0397 \u03c5\u03c0\u03bf\u03b4\u03b5\u03b9\u03b3\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae \u03b4\u03b9\u03b4\u03b1\u03c3\u03ba\u03b1\u03bb\u03af\u03b1 \u03b4\u03b9\u03b5\u03be\u03ac\u03c7\u03b8\u03b7\u03ba\u03b5 \u0395\u03c1\u03b3\u03b1\u03c3\u03c4\u03b7\u03c1\u03b9\u03b1\u03ba\u03ac \u03c3\u03b5 \u03c3\u03c5\u03bd\u03b4\u03c5\u03b1\u03c3\u03bc\u03cc \u03bc\u03b5 Excel \u03ba\u03b1\u03b9 GeoGebra, \u03cc\u03c0\u03c9\u03c2 \u03b8\u03b1 \u03c6\u03b1\u03bd\u03b5\u03af \u03c3\u03c4\u03bf video \u03c4\u03b7\u03c2 \u03b5\u03b9\u03c3\u03ae\u03b3\u03b7\u03c3\u03b7\u03c2.<\/p>\n<p><strong>\u03a3\u03ba\u03bf\u03c0\u03cc\u03c2<\/strong>: \u00a0\u0397 \u03bf\u03bb\u03b9\u03ba\u03ae \u03b1\u03be\u03b9\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03c3\u03cd\u03b3\u03c7\u03c1\u03bf\u03bd\u03b7\u03c2 \u03b5\u03c0\u03b9\u03c3\u03c4\u03ae\u03bc\u03b7\u03c2\/\u03c4\u03b5\u03c7\u03bd\u03bf\u03bb\u03bf\u03b3\u03af\u03b1\u03c2. \u039f\u03b9 \u03a4\u03a0\u0395 \u03c3\u03c4\u03b7\u03bd \u0395\u03b9\u03b4\u03b9\u03ba\u03ae \u0391\u03b3\u03c9\u03b3\u03ae \u03ba\u03b1\u03b9 \u0395\u03ba\u03c0\u03b1\u03af\u03b4\u03b5\u03c5\u03c3\u03b7 \u03c0\u03c1\u03bf\u03c3\u03ad\u03c6\u03b5\u03c1\u03b1\u03bd \u03b1\u03c1\u03ba\u03b5\u03c4\u03ac, \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03cc\u03bc\u03c9\u03c2 \u03bd\u03b1 \u03b4\u03bf\u03cd\u03bc\u03b5 \u03c4\u03b7\u03bd \u03b1\u03bd\u03b1\u03b2\u03ac\u03b8\u03bc\u03b9\u03c3\u03ae \u03b1\u03c0\u03cc \u03a4\u03a0\u0395 \u03c3\u03b5 \u03b4\u03b9\u03b4\u03b1\u03c3\u03ba\u03b1\u03bb\u03af\u03b1 STEM. \u0397 \u0394\u03b9\u03b1-\u03b5\u03c0\u03b9\u03c3\u03c4\u03b7\u03bc\u03bf\u03bd\u03b9\u03ba\u03ae \u03c0\u03c1\u03bf\u03c3\u03ad\u03b3\u03b3\u03b9\u03c3\u03b7 \u03c3\u03c4\u03b7 \u03bc\u03ac\u03b8\u03b7\u03c3\u03b7, \u03b1\u03bd\u03b1\u03c6\u03ad\u03c1\u03b5\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03c0\u03c1\u03bf\u03b3\u03c1\u03ac\u03bc\u03bc\u03b1\u03c4\u03b1 \u03c3\u03c0\u03bf\u03c5\u03b4\u03ce\u03bd \u03ba\u03b1\u03b9 \u03b5\u03c0\u03af\u03c3\u03b7\u03c2 \u03c3\u03b5 \u03c3\u03c7\u03ad\u03b4\u03b9\u03b1 \u03bc\u03b1\u03b8\u03b7\u03bc\u03ac\u03c4\u03c9\u03bd, \u03c0\u03bf\u03c5 \u03ad\u03c7\u03bf\u03c5\u03bd \u03c3\u03b7\u03bc\u03b5\u03af\u03bf \u03b5\u03ba\u03ba\u03af\u03bd\u03b7\u03c3\u03b7\u03c2 \u03c4\u03b7\u03bd \u03ba\u03b1\u03b8\u03b7\u03bc\u03b5\u03c1\u03b9\u03bd\u03ae \u03b6\u03c9\u03ae \u03b5\u03c0\u03af\u03c3\u03b7\u03c2 \u03b2\u03b1\u03c3\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c3\u03c4\u03b7 \u03bc\u03ac\u03b8\u03b7\u03c3\u03b7 \u03bc\u03ad\u03c3\u03c9 project-based learning, \u03ba\u03b1\u03b9 \u03c3\u03c4\u03b7\u03bd \u03ba\u03b1\u03bb\u03bb\u03b9\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03b4\u03b5\u03be\u03b9\u03bf\u03c4\u03ae\u03c4\u03c9\u03bd \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7 \u03b4\u03b9\u03b1\u03b4\u03b9\u03ba\u03b1\u03c3\u03af\u03b1 \u03b5\u03c0\u03af\u03bb\u03c5\u03c3\u03b7\u03c2 \u03c0\u03c1\u03bf\u03b2\u03bb\u03b7\u03bc\u03ac\u03c4\u03c9\u03bd. \u039f\u03b9 Geary, Brown &amp; Samaranayake, (1991) \u03c5\u03c0\u03bf\u03c3\u03c4\u03ae\u03c1\u03b9\u03be\u03b1\u03bd \u03cc\u03c4\u03b9 \u03c4\u03b1 \u03b5\u03bb\u03bb\u03b5\u03af\u03bc\u03bc\u03b1\u03c4\u03b1 \u03c3\u03c4\u03b7 \u03bc\u03bd\u03ae\u03bc\u03b7 \u03c3\u03c5\u03bc\u03b2\u03ac\u03bb\u03bb\u03bf\u03c5\u03bd \u03c3\u03c4\u03b7\u03bd \u03b1\u03c0\u03bf\u03c4\u03c5\u03c7\u03af\u03b1 \u03c4\u03c9\u03bd \u03c0\u03b1\u03b9\u03b4\u03b9\u03ce\u03bd \u03bc\u03b5 \u03bc\u03b1\u03b8\u03b7\u03c3\u03b9\u03b1\u03ba\u03ad\u03c2 \u03b4\u03c5\u03c3\u03ba\u03bf\u03bb\u03af\u03b5\u03c2 \u03ce\u03c3\u03c4\u03b5 \u03bd\u03b1 \u03b1\u03bd\u03b1\u03c0\u03c4\u03cd\u03be\u03bf\u03c5\u03bd \u03b1\u03bd\u03b1\u03c0\u03b1\u03c1\u03b1\u03c3\u03c4\u03ac\u03c3\u03b5\u03b9\u03c2 \u03c4\u03c9\u03bd \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd. \u0395\u03b4\u03ce \u03bd\u03b1 \u03c3\u03b7\u03bc\u03b5\u03b9\u03ce\u03c3\u03bf\u03c5\u03bc\u03b5 \u03cc\u03c4\u03b9 \u03bf \u03c1\u03cc\u03bb\u03bf\u03c2 \u03c4\u03c9\u03bd \u03b1\u03bd\u03b1\u03c0\u03b1\u03c1\u03b1\u03c3\u03c4\u03ac\u03c3\u03b5\u03c9\u03bd \u03b5\u03af\u03bd\u03b1\u03b9 \u03c0\u03bf\u03bb\u03cd \u03ba\u03b1\u03b8\u03bf\u03c1\u03b9\u03c3\u03c4\u03b9\u03ba\u03cc\u03c2 \u03c3\u03c4\u03b7\u03bd \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b7 \u03c4\u03c9\u03bd \u0398\u03b5\u03c4\u03b9\u03ba\u03ce\u03bd \u0395\u03c0\u03b9\u03c3\u03c4\u03b7\u03bc\u03ce\u03bd. \u03a4\u03b1 \u03bf\u03c0\u03c4\u03b9\u03ba\u03ac \u03bc\u03bf\u03bd\u03c4\u03ad\u03bb\u03b1, \u03bf\u03b9 \u03b5\u03be\u03c9\u03c4\u03b5\u03c1\u03b9\u03ba\u03ad\u03c2 \u03b1\u03bd\u03b1\u03c0\u03b1\u03c1\u03b1\u03c3\u03c4\u03ac\u03c3\u03b5\u03b9\u03c2 \u03b8\u03b5\u03c9\u03c1\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03b9\u03c3\u03c7\u03c5\u03c1\u03ac \u03bc\u03ad\u03c3\u03b1 \u03c5\u03c0\u03bf\u03c3\u03c4\u03ae\u03c1\u03b9\u03be\u03b7\u03c2 \u03c4\u03b7\u03c2 \u03bc\u03ac\u03b8\u03b7\u03c3\u03b7\u03c2 (\u039a\u03bf\u03bb\u03ad\u03b6\u03b1, 2006).<\/p>\n<p><strong>\u03a3\u03c5\u03bc\u03c0\u03ad\u03c1\u03b1\u03c3\u03bc\u03b1<\/strong>: \u039f \u03a3\u03c5\u03bd\u03b4\u03c5\u03b1\u03c3\u03bc\u03cc\u03c2 \u03c4\u03c9\u03bd \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd, \u03a6\u03c5\u03c3\u03b9\u03ba\u03ce\u03bd \u0395\u03c0\u03b9\u03c3\u03c4\u03b7\u03bc\u03ce\u03bd \u03ba\u03b1\u03b9 \u03b7 \u03c5\u03c0\u03bf\u03c3\u03c4\u03ae\u03c1\u03b9\u03be\u03b7 \u03c4\u03b7\u03c2 GeoGebra, \u03c3\u03c5\u03bd\u03b4\u03ad\u03b5\u03b9 \u03c4\u03b9\u03c2 \u03b1\u03bd\u03c9\u03c4\u03ad\u03c1\u03c9 \u03b5\u03c0\u03b9\u03c3\u03c4\u03ae\u03bc\u03b5\u03c2 \u03ba\u03b1\u03b9 \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03af STEM \u03c0\u03c1\u03bf\u03c3\u03ad\u03b3\u03b3\u03b9\u03c3\u03b7 \u03c3\u03c4\u03b7 \u03bc\u03ac\u03b8\u03b7\u03c3\u03b7. \u0391\u03c0\u03cc \u03c4\u03b1 \u03c5\u03bb\u03b9\u03ba\u03ac \u03b1\u03bd\u03c4\u03b9\u03ba\u03b5\u03af\u03bc\u03b5\u03bd\u03b1 \u03ba\u03b1\u03b9 \u03b1\u03c6\u03bf\u03cd \u03b1\u03be\u03b9\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03bf \u03c0\u03b5\u03af\u03c1\u03b1\u03bc\u03b1, \u03c4\u03b7\u03bd \u03b1\u03bd\u03b1\u03c0\u03b1\u03c1\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7 \u03c4\u03cc\u03c4\u03b5 \u03c6\u03c4\u03ac\u03bd\u03bf\u03c5\u03bc\u03b5 \u03c3\u03c4\u03b1 \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03ad\u03c3\u03bc\u03b1\u03c4\u03b1 \u03c0\u03bf\u03c5 \u03bf\u03b9 \u03bc\u03b1\u03b8\u03b7\u03c4\u03ad\u03c2 \u03b1\u03bd\u03b1\u03bc\u03ad\u03bd\u03bf\u03c5\u03bd, \u03bf\u03c0\u03cc\u03c4\u03b5 \u03ad\u03c4\u03c3\u03b9 \u03b5\u03b9\u03c3\u03c0\u03c1\u03ac\u03c4\u03c4\u03bf\u03c5\u03bd \u03c4\u03b7\u03bd \u03b5\u03c0\u03b9\u03b2\u03b5\u03b2\u03b1\u03af\u03c9\u03c3\u03b7 \u03c4\u03c9\u03bd \u03b3\u03bd\u03ce\u03c3\u03b5\u03c9\u03bd \u03c4\u03bf\u03c5\u03c2. \u03a4\u03b1 \u03b1\u03bd\u03c4\u03b9\u03ba\u03b5\u03af\u03bc\u03b5\u03bd\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03c0\u03c1\u03b1\u03b3\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1, \u03cc\u03c7\u03b9 \u03b7 \u03c0\u03c1\u03b1\u03b3\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b1\u03bd\u03b1\u03ba\u03bb\u03b1\u03c3\u03bc\u03ad\u03bd\u03b7 \u03b1\u03c0\u03cc \u03c4\u03b9\u03c2 \u03b1\u03b9\u03c3\u03b8\u03b7\u03c4\u03ae\u03c1\u03b9\u03b5\u03c2 \u03b1\u03bd\u03c4\u03b9\u03bb\u03ae\u03c8\u03b5\u03b9\u03c2 \u03c4\u03bf\u03c5 \u03c0\u03b1\u03b9\u03b4\u03b9\u03bf\u03cd, \u03b1\u03bb\u03bb\u03ac \u03bc\u03b9\u03b1 \u03c0\u03c1\u03b1\u03b3\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1, \u03bc\u03b5 \u03c4\u03b7\u03bd \u03bf\u03c0\u03bf\u03af\u03b1 \u03b1\u03c5\u03c4\u03cc \u03ad\u03c1\u03c7\u03b5\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03b5\u03c0\u03b1\u03c6\u03ae \u03c3\u03c4\u03b7\u03bd \u03c0\u03bf\u03c1\u03b5\u03af\u03b1 \u03c4\u03b7\u03c2 \u03c0\u03c1\u03b1\u03ba\u03c4\u03b9\u03ba\u03ae\u03c2 \u03c4\u03bf\u03c5 \u03b4\u03c1\u03b1\u03c3\u03c4\u03b7\u03c1\u03b9\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 (Vygotsky, 2008). \u0394\u03b5\u03bd \u03b1\u03c1\u03ba\u03bf\u03cd\u03bc\u03b1\u03c3\u03c4\u03b5 \u03c3\u03c4\u03b7\u03bd \u03b5\u03bc\u03c0\u03b5\u03b9\u03c1\u03af\u03b1, \u03c7\u03c1\u03b5\u03b9\u03b1\u03b6\u03cc\u03bc\u03b1\u03c3\u03c4\u03b5 \u03bc\u03b9\u03b1 \u03b4\u03b9\u03b4\u03b1\u03c3\u03ba\u03b1\u03bb\u03af\u03b1 \u03c0\u03bf\u03c5 \u03bd\u03b1 \u03ad\u03c7\u03b5\u03b9 \u03c9\u03c2 \u03b8\u03b5\u03c9\u03c1\u03b7\u03c4\u03b9\u03ba\u03ae \u03b2\u03ac\u03c3\u03b7 \u03c4\u03b7\u03bd \u00ab\u03b5\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c4\u03b7\u03c2 \u03b8\u03b5\u03c9\u03c1\u03af\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03c2 \u03c0\u03c1\u03ac\u03be\u03b7\u03c2\u00bb, \u03bc\u03b5 \u03c3\u03c5\u03bd\u03b5\u03c7\u03ae \u03ba\u03af\u03bd\u03b7\u03c3\u03b7 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03b5\u03bc\u03c0\u03b5\u03b9\u03c1\u03af\u03b1 \u03c3\u03c4\u03b7 \u03b8\u03b5\u03c9\u03c1\u03af\u03b1 \u03ba\u03b1\u03b9 \u03c4\u03b1\u03bd\u03ac\u03c0\u03b1\u03bb\u03b9\u03bd. \u0388\u03c4\u03c3\u03b9 \u03c0\u03b5\u03c4\u03c5\u03c7\u03b1\u03af\u03bd\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b7\u03bd \u03b3\u03bd\u03ce\u03c3\u03b7!<\/p>\n<p>&nbsp;<\/p>\n<p><strong>\u0392\u03b9\u03b2\u03bb\u03b9\u03bf\u03b3\u03c1\u03b1\u03c6\u03af\u03b1<\/strong><\/p>\n<p>Geary, D. C., Brown, S.C., &amp; Samaranayake, V.A. (1991). Cognitive addition: A short longitudinal study of strategy choice and speed-of-processing differences in normal and mathematically disabled children. <em>Developmental Psychology<\/em> 27.<\/p>\n<p>Honey, M. &amp; Pearson, G., &amp; Schweingruber, H. (2014). STEM Integration in K-12 Education. Committee on Integrated STEM Education; National Academy of Engineering; National Research Council. Printed in the United States of America.<\/p>\n<p>\u039a\u03bf\u03bb\u03ad\u03b6\u03b1, \u0395. (2006). <em>\u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ac<\/em> <em>\u03ba\u03b1\u03b9<\/em> <em>\u03a3\u03c7\u03bf\u03bb\u03b9\u03ba\u03ac<\/em> <em>\u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ac<\/em>: \u0395\u03bb\u03bb\u03b7\u03bd\u03b9\u03ba\u03ac \u0393\u03c1\u03ac\u03bc\u03bc\u03b1\u03c4\u03b1.<\/p>\n<p>Vygotsky, L. (2008). \u03a3\u03ba\u03ad\u03c8\u03b7 \u03ba\u03b1\u03b9 \u0393\u03bb\u03ce\u03c3\u03c3\u03b1. \u0391\u03b8\u03ae\u03bd\u03b1: \u0393\u03bd\u03ce\u03c3\u03b7.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0393\u03b9\u03ac\u03bd\u03bd\u03b7\u03c2 \u039d\u03b9\u03ba\u03bf\u03bb\u03cc\u03c0\u03bf\u03c5\u03bb\u03bf\u03c2, \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c2 \u2013 \u0395\u03b9\u03b4\u03b9\u03ba\u03cc\u03c2 \u03a0\u03b1\u03b9\u03b4\u03b1\u03b3\u03c9\u03b3\u03cc\u03c2, \u03a4\u03bc\u03ae\u03bc\u03b1 \u0388\u03bd\u03c4\u03b1\u03be\u03b7\u03c2 \u03c3\u03c4\u03bf 1\u03bf \u0393\u03c5\u03bc\u03bd\u03ac\u03c3\u03b9\u03bf \u039a\u03b5\u03c1\u03b1\u03c4\u03c3\u03b9\u03bd\u03af\u03bf\u03c5, \u0395\u03c0\u03b9\u03bc\u03bf\u03c1\u03c6\u03c9\u03c4\u03ae\u03c2 \u0395\u03ba\u03c0\u03b1\u03b9\u03b4\u03b5\u03c5\u03c4\u03b9\u03ba\u03ce\u03bd \u03c3\u03c4\u03b7\u03bd \u0395\u03bb\u03bb\u03b7\u03bd\u03bf\u03b3\u03b5\u03c1\u03bc\u03b1\u03bd\u03b9\u03ba\u03ae \u0391\u03b3\u03c9\u03b3\u03ae johnikol@yahoo.gr \u0395\u03b9\u03c3\u03b1\u03b3\u03c9\u03b3\u03ae: \u03a4\u03b1 \u0395\u03bb\u03bb\u03b5\u03af\u03bc\u03b1\u03c4\u03b1 \u03c3\u03c4\u03b1 \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ac \u03ad\u03c7\u03bf\u03c5\u03bd \u03c0\u03bf\u03bb\u03bb\u03ad\u03c2 \u03b1\u03b9\u03c4\u03af\u03b5\u03c2, \u03c0\u03b1\u03c1\u03cc\u03bb\u03b1 \u03b1\u03c5\u03c4\u03ac \u03c4\u03bf \u03b6\u03b7\u03c4\u03bf\u03cd\u03bc\u03b5\u03bd\u03bf \u03b5\u03af\u03bd\u03b1\u03b9 \u03c0\u03c9\u03c2 \u03b8\u03b1 \u03c4\u03b9\u03c2 \u03b1\u03bd\u03c4\u03b9\u03bc\u03b5\u03c4\u03c9\u03c0\u03af\u03c3\u03bf\u03c5\u03bc\u03b5. \u0397 \u0388\u03c1\u03b5\u03c5\u03bd\u03b1 \u03ad\u03b4\u03b5\u03b9\u03be\u03b5 \u03cc\u03c4\u03b9 \u03b7 \u03b4\u03b9\u03b4\u03b1\u03c3\u03ba\u03b1\u03bb\u03af\u03b1 \u03c4\u03c9\u03bd \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd \u03c3\u03b5 \u03c0\u03b5\u03c1\u03b9\u03b2\u03ac\u03bb\u03bb\u03bf\u03bd STEM \u03b4\u03b7\u03bb\u03b1\u03b4\u03ae: Science, Technology, Engineering &amp; Mathematics, \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03af \u03bc\u03b9\u03b1 \u03b1\u03c0\u03ac\u03bd\u03c4\u03b7\u03c3\u03b7<span class=\"excerpt-ellipsis\">&#8230;<\/span><\/p>\n<p><a class=\"more-link\" href=\"http:\/\/synathena.gr\/epistemology2\/?page_id=461\" itemprop=\"url\">Continue Reading<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"advanced_seo_description":"","jetpack_seo_html_title":"","jetpack_seo_noindex":false,"jetpack_post_was_ever_published":false,"footnotes":""},"class_list":["post-461","page","type-page","status-publish","hentry"],"jetpack_shortlink":"https:\/\/wp.me\/P8wizZ-7r","_links":{"self":[{"href":"http:\/\/synathena.gr\/epistemology2\/index.php?rest_route=\/wp\/v2\/pages\/461","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/synathena.gr\/epistemology2\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"http:\/\/synathena.gr\/epistemology2\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"http:\/\/synathena.gr\/epistemology2\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/synathena.gr\/epistemology2\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=461"}],"version-history":[{"count":2,"href":"http:\/\/synathena.gr\/epistemology2\/index.php?rest_route=\/wp\/v2\/pages\/461\/revisions"}],"predecessor-version":[{"id":708,"href":"http:\/\/synathena.gr\/epistemology2\/index.php?rest_route=\/wp\/v2\/pages\/461\/revisions\/708"}],"wp:attachment":[{"href":"http:\/\/synathena.gr\/epistemology2\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=461"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}