{"id":2075,"date":"2025-03-04T16:17:46","date_gmt":"2025-03-04T16:17:46","guid":{"rendered":"https:\/\/phonelocker.com\/?p=2075"},"modified":"2026-04-01T10:39:25","modified_gmt":"2026-04-01T10:39:25","slug":"15-facts-why-schools-should-be-going-phone-free","status":"publish","type":"post","link":"https:\/\/phonelocker.com\/de\/15-facts-why-schools-should-be-going-phone-free\/","title":{"rendered":"15 Fakten: Warum Schulen \u201ehandyfrei\u201c werden sollten"},"content":{"rendered":"<div id=\"page-header-1600105308\" class=\"page-header-wrapper\">\n  <div class=\"page-title dark featured-title\">\n\n        <div class=\"page-title-bg\">\n      <div class=\"title-bg fill bg-fill\"\n        data-parallax-container=\".page-title\"\n        data-parallax-background\n data-parallax=\"-\">\n      <\/div>\n      <div class=\"title-overlay fill\"><\/div>\n    <\/div>\n    \n    <div class=\"page-title-inner container align-center flex-row medium-flex-wrap\" >\n              <div class=\"title-wrapper flex-col text-left medium-text-center\">\n          <h1 class=\"entry-title mb-0\">\n            15 Fakten: Warum Schulen \u201ehandyfrei\u201c werden sollten          <\/h1>\n        <\/div>\n                    <div class=\"title-content flex-col flex-right text-right medium-text-center\">\n        <div class=\"title-breadcrumbs pb-half pt-half\"><\/div>      <\/div>\n    <\/div>\n\n     \n<style>\n#page-header-1600105308 .title-bg {\n  background-image: url(https:\/\/phonelocker.com\/wp-content\/uploads\/2025\/03\/School-Girl-On-Phone-Above-Desk-.jpeg);\n}\n<\/style>\n  <\/div>\n    <\/div>\n  \n\t<div id=\"gap-2039831677\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-2039831677 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n<p>Als Kinder vor einem Jahrzehnt erstmals Smartphones bekamen, gab es keine Forschung zu deren Auswirkungen. Heute sind Smartphones unausweichlich. Laut Ofcom besitzen in Gro\u00dfbritannien 981 Millionen Kinder zwischen 16 und 17 Jahren ein Smartphone, fast 501 Millionen der unter 13-J\u00e4hrigen sind mittlerweile in sozialen Medien unterwegs und 901 Millionen Kinder besitzen im Alter von 11 Jahren ein Mobiltelefon.<\/p>\n<p>In den letzten Jahren hat die Forschung an Bedeutung gewonnen und die Ergebnisse sind \u00fcberw\u00e4ltigend. Sie haben die lokalen und zentralen Regierungen dazu veranlasst, Ma\u00dfnahmen zu ergreifen, <a href=\"https:\/\/phonelocker.com\/de\/school-phone-ban-opinions-heat-up-across-europe\/\">Die \u00f6ffentliche Meinung erhitzt sich \u00fcber die leichte Konfrontation von Kindern mit der Welt der Erwachsenen<\/a>.<\/p>\n<p>Sie brauchen \u00dcberzeugungsarbeit? Wir haben 15 Ausz\u00fcge aus aktuellen Forschungsarbeiten und Studien zu den Auswirkungen von Smartphones auf Schulkinder sowie zu den Auswirkungen der Abschaffung von Handys in Schulen zusammengestellt.<\/p>\n<blockquote><p>831 Prozent der Eltern glauben, dass Smartphones f\u00fcr junge Menschen potenziell sch\u00e4dlich sind.<\/p><\/blockquote>\n<p>Quelle: Parent Kind<\/p>\n\t<div id=\"gap-2024798927\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-2024798927 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n<blockquote><p>Jeder vierte junge Erwachsene zeigt Anzeichen einer Verhaltenssucht im Zusammenhang mit Smartphones.<\/p><\/blockquote>\n<p>Quelle: Kings College London<\/p>\n\t<div id=\"gap-1574990285\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-1574990285 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n<blockquote><p>12- bis 15-J\u00e4hrige verbringen durchschnittlich 35 Stunden pro Woche \u2013 das entspricht einem Vollzeitjob \u2013 an ihrem Smartphone.<\/p><\/blockquote>\n<p>Quelle: Universit\u00e4t Birmingham<\/p>\n\t<div id=\"gap-1889589381\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-1889589381 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n<blockquote><p>Nur an 111 Schulen der Sekundarstufe gibt es wirksame Handyverbote.<\/p><\/blockquote>\n<p>Quelle: Policy Exchange<\/p>\n\t<div id=\"gap-340388620\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-340388620 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n<blockquote><p>Nach einer Ablenkung kann es bis zu 20 Minuten dauern, bis Sch\u00fcler sich wieder auf das Lernthema konzentrieren k\u00f6nnen.<\/p><\/blockquote>\n<p>Quelle: University of Chicago<\/p>\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_770163388\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img decoding=\"async\" width=\"1020\" height=\"680\" src=\"https:\/\/phonelocker.com\/wp-content\/uploads\/2025\/03\/School-Girl-On-Phone--1024x683.jpeg\" class=\"attachment-large size-large\" alt=\"\" srcset=\"https:\/\/phonelocker.com\/wp-content\/uploads\/2025\/03\/School-Girl-On-Phone--1024x683.jpeg 1024w, https:\/\/phonelocker.com\/wp-content\/uploads\/2025\/03\/School-Girl-On-Phone--300x200.jpeg 300w, https:\/\/phonelocker.com\/wp-content\/uploads\/2025\/03\/School-Girl-On-Phone--768x512.jpeg 768w, https:\/\/phonelocker.com\/wp-content\/uploads\/2025\/03\/School-Girl-On-Phone--1536x1024.jpeg 1536w, https:\/\/phonelocker.com\/wp-content\/uploads\/2025\/03\/School-Girl-On-Phone--18x12.jpeg 18w, https:\/\/phonelocker.com\/wp-content\/uploads\/2025\/03\/School-Girl-On-Phone-.jpeg 2048w\" sizes=\"(max-width: 1020px) 100vw, 1020px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_770163388 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\t<div id=\"gap-1029275123\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-1029275123 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n<blockquote><p>Jeder dritte Lehrer berichtet, dass Sch\u00fcler im Unterricht ohne Erlaubnis Mobiltelefone benutzen.<\/p><\/blockquote>\n<p>Quelle: Bildungsministerium<\/p>\n\t<div id=\"gap-520609569\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-520609569 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n<blockquote><p>In Belgien, Spanien und Gro\u00dfbritannien verbesserte sich der Lernerfolg, wenn Smartphones aus den Schulen verbannt wurden.<\/p><\/blockquote>\n<p>Quelle: UNESCO<\/p>\n\t<div id=\"gap-194889158\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-194889158 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n<blockquote><p>Daten zeigen: Je fr\u00fcher Menschen ihr erstes Smartphone bekamen, desto schlechter ist ihre psychische Gesundheit heute.<\/p><\/blockquote>\n<p>Quelle: Sapien Labs<\/p>\n\t<div id=\"gap-1515982150\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-1515982150 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n<blockquote><p>Bei jungen Menschen, die Opfer von Cybermobbing werden, ist die Wahrscheinlichkeit, dass sie Selbstmordversuche begehen oder sich selbst verletzen, doppelt so hoch.<\/p><\/blockquote>\n<p>Quelle: JMIR Publications<\/p>\n\t<div id=\"gap-1085296742\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-1085296742 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n<blockquote><p>Die Zahl der Cybermobbing-F\u00e4lle nimmt zu; jedes sechste Kind gibt an, schon einmal Opfer von Cybermobbing geworden zu sein.<\/p><\/blockquote>\n<p>Quelle: Weltgesundheitsorganisation<\/p>\n\t<div id=\"gap-1031998871\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-1031998871 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_612834182\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img decoding=\"async\" width=\"1020\" height=\"680\" src=\"https:\/\/phonelocker.com\/wp-content\/uploads\/2025\/03\/School-Boy-On-Phone-Under-Table--1024x683.jpeg\" class=\"attachment-large size-large\" alt=\"\" srcset=\"https:\/\/phonelocker.com\/wp-content\/uploads\/2025\/03\/School-Boy-On-Phone-Under-Table--1024x683.jpeg 1024w, https:\/\/phonelocker.com\/wp-content\/uploads\/2025\/03\/School-Boy-On-Phone-Under-Table--300x200.jpeg 300w, https:\/\/phonelocker.com\/wp-content\/uploads\/2025\/03\/School-Boy-On-Phone-Under-Table--768x512.jpeg 768w, https:\/\/phonelocker.com\/wp-content\/uploads\/2025\/03\/School-Boy-On-Phone-Under-Table--1536x1025.jpeg 1536w, https:\/\/phonelocker.com\/wp-content\/uploads\/2025\/03\/School-Boy-On-Phone-Under-Table--18x12.jpeg 18w, https:\/\/phonelocker.com\/wp-content\/uploads\/2025\/03\/School-Boy-On-Phone-Under-Table-.jpeg 2048w\" sizes=\"(max-width: 1020px) 100vw, 1020px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_612834182 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\t<div id=\"gap-1829544874\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-1829544874 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n<blockquote><p>901\u00a0T der M\u00e4dchen und 501\u00a0T der Jungen geben an, dass ihnen explizite Inhalte gesendet werden, die sie nicht sehen m\u00f6chten.<\/p><\/blockquote>\n<p>Quelle: Ofsted<\/p>\n\t<div id=\"gap-1975594796\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-1975594796 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n<blockquote><p>Die durchschnittliche Zeit, die Teenager t\u00e4glich mit Freunden verbringen, ist seit 2010 um 651\u00a0Tonnen gesunken.<\/p><\/blockquote>\n<p>Quelle: Science Direct<\/p>\n\t<div id=\"gap-164973770\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-164973770 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n<blockquote><p>In einer Schule, in der Smartphones verboten waren, wurde bereits nach drei Wochen ein R\u00fcckgang der mit Depressionen verbundenen Symptome um 17% festgestellt.<\/p><\/blockquote>\n<p>Quelle: Kanal 4<\/p>\n\t<div id=\"gap-1916578784\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-1916578784 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n<blockquote><p>In Australien ist die Zahl der \u201ekritischen Vorf\u00e4lle im Zusammenhang mit sozialen Medien\u201c um 631 TP3T zur\u00fcckgegangen, nachdem in den Schulen des Bundesstaats ein Handyverbot verh\u00e4ngt worden war.<\/p><\/blockquote>\n<p>Quelle: Regierung von S\u00fcdaustralien<\/p>\n<blockquote><p>Kinder an Schulen mit einem wirksamen Verbot erzielten 1 bis 2 Noten bessere GCSE-Ergebnisse.<\/p><\/blockquote>\n<p>Quelle: Policy Exchange<\/p>\n\t<div id=\"gap-1265294746\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-1265294746 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n<p>Diese aussagekr\u00e4ftigen Erkenntnisse veranlassten Channel 4 dazu, einen Dokumentarfilm \u00fcber die Nutzung von Mobiltelefonen an britischen Schulen zu drehen. Falls Sie ihn verpasst haben, k\u00f6nnen Sie ihn hier lesen. <a href=\"https:\/\/phonelocker.com\/de\/swiped-channel-4-reveals-the-impact-of-phone-bans-in-schools\/\">unser Bericht \u00fcber die Schule, die Smartphones verbot<\/a>.<\/p>\n\t<div id=\"gap-1187018440\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-1187018440 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1369264524\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img decoding=\"async\" width=\"1020\" height=\"680\" src=\"https:\/\/phonelocker.com\/wp-content\/uploads\/2025\/03\/School-Kids-On-Phones-Around-Table--1024x683.jpeg\" class=\"attachment-large size-large\" alt=\"School Kids On Phones Around Table\" srcset=\"https:\/\/phonelocker.com\/wp-content\/uploads\/2025\/03\/School-Kids-On-Phones-Around-Table--1024x683.jpeg 1024w, https:\/\/phonelocker.com\/wp-content\/uploads\/2025\/03\/School-Kids-On-Phones-Around-Table--300x200.jpeg 300w, https:\/\/phonelocker.com\/wp-content\/uploads\/2025\/03\/School-Kids-On-Phones-Around-Table--768x512.jpeg 768w, https:\/\/phonelocker.com\/wp-content\/uploads\/2025\/03\/School-Kids-On-Phones-Around-Table--1536x1025.jpeg 1536w, https:\/\/phonelocker.com\/wp-content\/uploads\/2025\/03\/School-Kids-On-Phones-Around-Table--18x12.jpeg 18w, https:\/\/phonelocker.com\/wp-content\/uploads\/2025\/03\/School-Kids-On-Phones-Around-Table-.jpeg 2048w\" sizes=\"(max-width: 1020px) 100vw, 1020px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1369264524 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Als Kinder vor einem Jahrzehnt erstmals Smartphones bekamen, gab es keine Forschung zu deren Auswirkungen. Heute sind Smartphones unausweichlich. Laut Ofcom besitzen in Gro\u00dfbritannien 981 Millionen Kinder zwischen 16 und 17 Jahren ein Smartphone, fast 501 Millionen der unter 13-J\u00e4hrigen sind mittlerweile in sozialen Medien unterwegs und 901 Millionen Kinder besitzen im Alter von 11 Jahren ein Mobiltelefon.<\/p>","protected":false},"author":1,"featured_media":2086,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[130],"tags":[],"class_list":["post-2075","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-education-insight"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>15 Facts: Why schools should be going \u2018phone-free\u2019 - Phone Locker<\/title>\n<meta name=\"description\" content=\"When children first started getting smartphones a decade ago, there was no research on their impact. Today, smartphones are inescapable. According to Ofcom, 98% of children between 16 and 17 years old own a smartphone in the UK, almost 50% of under-13s are now on social media, and 90% of children own a mobile phone by the time they reach 11.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/phonelocker.com\/de\/15-facts-why-schools-should-be-going-phone-free\/\" \/>\n<meta property=\"og:locale\" content=\"de_DE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"15 Facts: Why schools should be going \u2018phone-free\u2019 - Phone Locker\" \/>\n<meta property=\"og:description\" content=\"When children first started getting smartphones a decade ago, there was no research on their impact. Today, smartphones are inescapable. According to Ofcom, 98% of children between 16 and 17 years old own a smartphone in the UK, almost 50% of under-13s are now on social media, and 90% of children own a mobile phone by the time they reach 11.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/phonelocker.com\/de\/15-facts-why-schools-should-be-going-phone-free\/\" \/>\n<meta property=\"og:site_name\" content=\"Phone Locker\" \/>\n<meta property=\"article:published_time\" content=\"2025-03-04T16:17:46+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-04-01T10:39:25+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/phonelocker.com\/wp-content\/uploads\/2025\/03\/School-Girl-On-Phone-Above-Desk-.jpeg\" \/>\n\t<meta property=\"og:image:width\" content=\"2048\" \/>\n\t<meta property=\"og:image:height\" content=\"1365\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Phone Locker\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Verfasst von\" \/>\n\t<meta name=\"twitter:data1\" content=\"Phone Locker\" \/>\n\t<meta name=\"twitter:label2\" content=\"Gesch\u00e4tzte Lesezeit\" \/>\n\t<meta name=\"twitter:data2\" content=\"3\u00a0Minuten\" \/>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"15 Facts: Why schools should be going \u2018phone-free\u2019 - Phone Locker","description":"Als Kinder vor einem Jahrzehnt erstmals Smartphones bekamen, gab es keine Forschung zu deren Auswirkungen. Heute sind Smartphones unausweichlich. Laut Ofcom besitzen in Gro\u00dfbritannien 981 Millionen Kinder zwischen 16 und 17 Jahren ein Smartphone, fast 501 Millionen der unter 13-J\u00e4hrigen sind mittlerweile in sozialen Medien unterwegs und 901 Millionen Kinder besitzen im Alter von 11 Jahren ein Mobiltelefon.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/phonelocker.com\/de\/15-facts-why-schools-should-be-going-phone-free\/","og_locale":"de_DE","og_type":"article","og_title":"15 Facts: Why schools should be going \u2018phone-free\u2019 - Phone Locker","og_description":"When children first started getting smartphones a decade ago, there was no research on their impact. Today, smartphones are inescapable. According to Ofcom, 98% of children between 16 and 17 years old own a smartphone in the UK, almost 50% of under-13s are now on social media, and 90% of children own a mobile phone by the time they reach 11.","og_url":"https:\/\/phonelocker.com\/de\/15-facts-why-schools-should-be-going-phone-free\/","og_site_name":"Phone Locker","article_published_time":"2025-03-04T16:17:46+00:00","article_modified_time":"2026-04-01T10:39:25+00:00","og_image":[{"width":2048,"height":1365,"url":"https:\/\/phonelocker.com\/wp-content\/uploads\/2025\/03\/School-Girl-On-Phone-Above-Desk-.jpeg","type":"image\/jpeg"}],"author":"Phone Locker","twitter_card":"summary_large_image","twitter_misc":{"Verfasst von":"Phone Locker","Gesch\u00e4tzte Lesezeit":"3\u00a0Minuten"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/phonelocker.com\/15-facts-why-schools-should-be-going-phone-free\/#article","isPartOf":{"@id":"https:\/\/phonelocker.com\/15-facts-why-schools-should-be-going-phone-free\/"},"author":{"name":"Phone Locker","@id":"https:\/\/phonelocker.com\/#\/schema\/person\/6765e2d70fa6ef53b7c7b5a18782f117"},"headline":"15 Facts: Why schools should be going \u2018phone-free\u2019","datePublished":"2025-03-04T16:17:46+00:00","dateModified":"2026-04-01T10:39:25+00:00","mainEntityOfPage":{"@id":"https:\/\/phonelocker.com\/15-facts-why-schools-should-be-going-phone-free\/"},"wordCount":448,"image":{"@id":"https:\/\/phonelocker.com\/15-facts-why-schools-should-be-going-phone-free\/#primaryimage"},"thumbnailUrl":"https:\/\/phonelocker.com\/wp-content\/uploads\/2025\/03\/School-Girl-On-Phone-Above-Desk-.jpeg","articleSection":["Education"],"inLanguage":"de"},{"@type":"WebPage","@id":"https:\/\/phonelocker.com\/15-facts-why-schools-should-be-going-phone-free\/","url":"https:\/\/phonelocker.com\/15-facts-why-schools-should-be-going-phone-free\/","name":"15 Facts: Why schools should be going \u2018phone-free\u2019 - Phone Locker","isPartOf":{"@id":"https:\/\/phonelocker.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/phonelocker.com\/15-facts-why-schools-should-be-going-phone-free\/#primaryimage"},"image":{"@id":"https:\/\/phonelocker.com\/15-facts-why-schools-should-be-going-phone-free\/#primaryimage"},"thumbnailUrl":"https:\/\/phonelocker.com\/wp-content\/uploads\/2025\/03\/School-Girl-On-Phone-Above-Desk-.jpeg","datePublished":"2025-03-04T16:17:46+00:00","dateModified":"2026-04-01T10:39:25+00:00","author":{"@id":"https:\/\/phonelocker.com\/#\/schema\/person\/6765e2d70fa6ef53b7c7b5a18782f117"},"description":"Als Kinder vor einem Jahrzehnt erstmals Smartphones bekamen, gab es keine Forschung zu deren Auswirkungen. Heute sind Smartphones unausweichlich. 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