{"id":3418,"date":"2018-02-23T15:30:00","date_gmt":"2018-02-23T14:30:00","guid":{"rendered":"http:\/\/samuserensemble.fr\/?p=3418"},"modified":"2022-02-27T09:21:31","modified_gmt":"2022-02-27T08:21:31","slug":"linformatique-sans-ordinateur","status":"publish","type":"post","link":"http:\/\/samuserensemble.fr\/?p=3418","title":{"rendered":"L&rsquo;informatique&#8230; sans ordinateur !"},"content":{"rendered":"\n<p>Connaissez-vous cette discipline qu&rsquo;est l&rsquo;informatique sans ordinateur ? Nous l&rsquo;avons d\u00e9couverte via un atelier tr\u00e8s int\u00e9ressant au <a href=\"http:\/\/www.palais-decouverte.fr\/fr\/accueil\/\" target=\"_blank\" rel=\"noreferrer noopener\">Palais de la D\u00e9couverte<\/a>.<\/p>\n\n\n\n<p>Les enfants se sont int\u00e9ress\u00e9s \u00e0 la num\u00e9ration, d&rsquo;une mani\u00e8re tr\u00e8s vivante, en voyant comment on pouvait trouver les nombres souhait\u00e9s en ayant \u00e0 sa disposition le 1, le 2, le 4, le 8 et le 16. De l\u00e0, ils sont pass\u00e9s des chiffres d\u00e9cimaux au code binaire.<\/p>\n\n\n\n<p>Une fois qu&rsquo;ils ont \u00e9t\u00e9 capables de traduire les nombres en code binaire, ils sont pass\u00e9s \u00e0 la mani\u00e8re de repr\u00e9senter les lettres. Ils ont ainsi pu \u00ab\u00a0traduire\u00a0\u00bb une phrase.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"600\" src=\"http:\/\/samuserensemble.fr\/wp-content\/uploads\/2022\/02\/Linformatique-sans-ordinateur-1.jpg\" alt=\"Fichier informatique sans ordinateur\" class=\"wp-image-10013\" srcset=\"http:\/\/samuserensemble.fr\/wp-content\/uploads\/2022\/02\/Linformatique-sans-ordinateur-1.jpg 800w, http:\/\/samuserensemble.fr\/wp-content\/uploads\/2022\/02\/Linformatique-sans-ordinateur-1-300x225.jpg 300w, http:\/\/samuserensemble.fr\/wp-content\/uploads\/2022\/02\/Linformatique-sans-ordinateur-1-768x576.jpg 768w, http:\/\/samuserensemble.fr\/wp-content\/uploads\/2022\/02\/Linformatique-sans-ordinateur-1-450x338.jpg 450w, http:\/\/samuserensemble.fr\/wp-content\/uploads\/2022\/02\/Linformatique-sans-ordinateur-1-667x500.jpg 667w\" sizes=\"(max-width: 739px) 94vw, (max-width: 800px) 88vw, 800px\" \/><\/figure>\n\n\n\n<p>Une fois que l&rsquo;on sait comment les textes sont cod\u00e9s pour l&rsquo;informatique, on peut se poser la question des images et des vid\u00e9os, occasion d&rsquo;aborder la compression des donn\u00e9es. L\u00e0 aussi, les enfants ont cherch\u00e9 \u00e0 trouver par eux-m\u00eames ce qui \u00e9tait possible avant de passer \u00e0 la pratique pour quelques dessins.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"600\" src=\"http:\/\/samuserensemble.fr\/wp-content\/uploads\/2022\/02\/Linformatique-sans-ordinateur-2.jpg\" alt=\"Fichier informatique sans ordinateur\" class=\"wp-image-10014\" srcset=\"http:\/\/samuserensemble.fr\/wp-content\/uploads\/2022\/02\/Linformatique-sans-ordinateur-2.jpg 800w, http:\/\/samuserensemble.fr\/wp-content\/uploads\/2022\/02\/Linformatique-sans-ordinateur-2-300x225.jpg 300w, http:\/\/samuserensemble.fr\/wp-content\/uploads\/2022\/02\/Linformatique-sans-ordinateur-2-768x576.jpg 768w, http:\/\/samuserensemble.fr\/wp-content\/uploads\/2022\/02\/Linformatique-sans-ordinateur-2-450x338.jpg 450w, http:\/\/samuserensemble.fr\/wp-content\/uploads\/2022\/02\/Linformatique-sans-ordinateur-2-667x500.jpg 667w\" sizes=\"(max-width: 739px) 94vw, (max-width: 800px) 88vw, 800px\" \/><\/figure>\n\n\n\n<p>Si vous souhaitez vous lancer dans l&rsquo;informatique sans ordinateur, on nous a recommand\u00e9 ce <a href=\"https:\/\/interstices.info\/upload\/csunplugged\/CSUnplugged_fr.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">livret<\/a>, t\u00e9l\u00e9chargeable gratuitement en ligne.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Connaissez-vous cette discipline qu&rsquo;est l&rsquo;informatique sans ordinateur ? Nous l&rsquo;avons d\u00e9couverte via un atelier tr\u00e8s int\u00e9ressant au Palais [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":10015,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[699],"tags":[306,453,495,590,609,649],"class_list":["post-3418","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-apprendre-en-samusant","tag-informatique","tag-musee","tag-paris","tag-sciences","tag-sortie","tag-universcience"],"aioseo_notices":[],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"http:\/\/samuserensemble.fr\/wp-content\/uploads\/2022\/02\/binary-code-475664_1920.jpg","_links":{"self":[{"href":"http:\/\/samuserensemble.fr\/index.php?rest_route=\/wp\/v2\/posts\/3418","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/samuserensemble.fr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/samuserensemble.fr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/samuserensemble.fr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/samuserensemble.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3418"}],"version-history":[{"count":2,"href":"http:\/\/samuserensemble.fr\/index.php?rest_route=\/wp\/v2\/posts\/3418\/revisions"}],"predecessor-version":[{"id":10017,"href":"http:\/\/samuserensemble.fr\/index.php?rest_route=\/wp\/v2\/posts\/3418\/revisions\/10017"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/samuserensemble.fr\/index.php?rest_route=\/wp\/v2\/media\/10015"}],"wp:attachment":[{"href":"http:\/\/samuserensemble.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3418"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/samuserensemble.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3418"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/samuserensemble.fr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3418"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}