{"id":1876,"date":"2022-03-22T11:14:31","date_gmt":"2022-03-22T10:14:31","guid":{"rendered":"https:\/\/sites.ac-nancy-metz.fr\/dsden55\/?p=1876"},"modified":"2022-03-22T11:22:09","modified_gmt":"2022-03-22T10:22:09","slug":"__trashed-8","status":"publish","type":"post","link":"https:\/\/sites.ac-nancy-metz.fr\/dsden55\/?p=1876","title":{"rendered":"d\u00e9fi n\u00b01\u00a0: d\u00e9fi technologie"},"content":{"rendered":"\n<p>D<strong>\u00e9fi :<\/strong><br>Plusieurs films on \u00e9t\u00e9 r\u00e9alis\u00e9 sur des objets techniques. Observes- en un, essaie de comprendre le m\u00e9canisme et construit un objet qui ressemble \u00e0 celui du film et qui fonctionne de mani\u00e8re similaire.<\/p>\n\n\n\n<p><strong>Objectifs :<\/strong><br>A travers ce d\u00e9fi les \u00e9l\u00e8ves du cycle 1 au cycle 3 pourront&nbsp;:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Pratiquer une d\u00e9marche d\u2019investigation&nbsp;:<ul><li>observer, poser des questions, d\u00e9crire&nbsp;;<\/li><li>manipuler, exp\u00e9rimenter, formuler une hypoth\u00e8se et la tester, argumenter&nbsp;;<\/li><li>mettre \u00e0 l\u2019essai plusieurs pistes de solutions&nbsp;;<\/li><\/ul><\/li><li>Exercer des habilet\u00e9s manuelles, r\u00e9aliser certains gestes techniques.<\/li><li>Conna\u00eetre des dispositifs de transmissions de mouvements.<\/li><li>Conna\u00eetre des dispositifs de transformations de mouvements.<\/li><\/ul>\n\n\n\n<p><strong>Utilisation p\u00e9dagogique : <\/strong><br>Ce d\u00e9fi peut \u00eatre utilis\u00e9 comme une situation de d\u00e9couverte ou une situation de r\u00e9investissement de comp\u00e9tences d\u00e9j\u00e0 travaill\u00e9es auparavant dans une situation nouvelle.<\/p>\n\n\n\n<p><strong>D\u00e9roulement :<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Visionner la (les) vid\u00e9o(s) avec les \u00e9l\u00e8ves (elles se trouvent en bas de page).<\/li><li>Emettre des hypoth\u00e8ses sur le m\u00e9canisme cach\u00e9 qui permet le&nbsp;mouvement en utilisant des dessins, des verbalisations, des textes\u2026<\/li><li>Imaginer et construire un prototype permettant de r\u00e9aliser plusieurs fois le m\u00eame mouvement que celui de la (les) vid\u00e9o(s).<\/li><li>Pr\u00e9senter les r\u00e9alisations \u00e0 la classe pour valider les prototypes.<\/li><li>Si besoin, modifier les prototypes r\u00e9alis\u00e9s.<\/li><li>Filmer les prototypes et envoyer le film au responsable du d\u00e9fi ou envoyer 4 photos montrant les mouvements successifs du prototype.<\/li><\/ul>\n\n\n\n<p><strong>Prolongements possibles :<\/strong> <\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>R\u00e9alisation d\u2019une fiche de fabrication (photos, dessins).<\/li><li>R\u00e9alisation d\u2019une fiche technique (plans, dessins).<\/li><li>R\u00e9alisation d\u2019un livre anim\u00e9 (voir site de La main \u00e0 la p\u00e2te-&gt;<a href=\"http:\/\/lamap.inrp.fr\/bdd_image\/laclasse\/LC204%20livre%20anime\/LC204%20Livre%20anim%C3%A9.pdf\">http:\/\/lamap.inrp.fr\/bdd_image\/laclasse\/LC204%20livre%20anime\/LC204%20Livre%20anim%C3%A9.pdf<\/a>)<\/li><\/ul>\n\n\n\n<p><strong>Liste minimale de mat\u00e9riel<\/strong>&nbsp;:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Cartoline,<\/li><li>paire de ciseaux,<\/li><li>colle,<\/li><li>attaches parisiennes, fil, ficelle,\u2026<\/li><\/ul>\n\n\n\n<p><strong>Remarques :<\/strong> Certaines constructions peuvent utiliser du mat\u00e9riel technique du commerce.<\/p>\n\n\n\n<div class=\"wp-block-file\"><a id=\"wp-block-file--media-d5534a5e-28ad-4937-aec6-912d5d974d2f\" href=\"https:\/\/sites.ac-nancy-metz.fr\/dsden55\/wp-content\/uploads\/2022\/03\/Defi_no1_Technologie_modeles.pdf\">Mod\u00e8les de pi\u00e8ces pour certains des objets techniques \u00e0 r\u00e9aliser<\/a><a href=\"https:\/\/sites.ac-nancy-metz.fr\/dsden55\/wp-content\/uploads\/2022\/03\/Defi_no1_Technologie_modeles.pdf\" class=\"wp-block-file__button\" download aria-describedby=\"wp-block-file--media-d5534a5e-28ad-4937-aec6-912d5d974d2f\">T\u00e9l\u00e9charger<\/a><\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<iframe loading=\"lazy\" sandbox=\"allow-same-origin allow-scripts allow-popups\" src=\"https:\/\/videos.ac-nancy-metz.fr\/videos\/embed\/2ad27cee-87dd-41da-83b4-b1a492c0dca9\" allowfullscreen=\"\" width=\"560\" height=\"315\" frameborder=\"0\"><\/iframe>\n<\/div>\n\n\n\n<div class=\"wp-block-column 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wp-block-column-is-layout-flow\">\n<iframe loading=\"lazy\" sandbox=\"allow-same-origin allow-scripts allow-popups\" src=\"https:\/\/videos.ac-nancy-metz.fr\/videos\/embed\/441fae34-a271-4ec9-a4ac-13f46e449423\" allowfullscreen=\"\" width=\"560\" height=\"315\" frameborder=\"0\"><\/iframe>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<div class=\"mh-excerpt\"><p>D\u00e9fi :Plusieurs films on \u00e9t\u00e9 r\u00e9alis\u00e9 sur des objets techniques. Observes- en un, essaie de comprendre le m\u00e9canisme et construit un objet qui ressemble \u00e0 <a class=\"mh-excerpt-more\" href=\"https:\/\/sites.ac-nancy-metz.fr\/dsden55\/?p=1876\" title=\"d\u00e9fi n\u00b01\u00a0: d\u00e9fi technologie\">[&#8230;]<\/a><\/p>\n<\/div>","protected":false},"author":1,"featured_media":1870,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_vp_format_video_url":"","_vp_image_focal_point":[],"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[85,84],"tags":[],"class_list":["post-1876","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-defis-sciences","category-sciences-et-techno"],"acf":[],"jetpack_featured_media_url":"https:\/\/sites.ac-nancy-metz.fr\/dsden55\/wp-content\/uploads\/2022\/03\/sciences-e1647944466201.jpg","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/sites.ac-nancy-metz.fr\/dsden55\/index.php?rest_route=\/wp\/v2\/posts\/1876","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sites.ac-nancy-metz.fr\/dsden55\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sites.ac-nancy-metz.fr\/dsden55\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sites.ac-nancy-metz.fr\/dsden55\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/sites.ac-nancy-metz.fr\/dsden55\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1876"}],"version-history":[{"count":8,"href":"https:\/\/sites.ac-nancy-metz.fr\/dsden55\/index.php?rest_route=\/wp\/v2\/posts\/1876\/revisions"}],"predecessor-version":[{"id":1886,"href":"https:\/\/sites.ac-nancy-metz.fr\/dsden55\/index.php?rest_route=\/wp\/v2\/posts\/1876\/revisions\/1886"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sites.ac-nancy-metz.fr\/dsden55\/index.php?rest_route=\/wp\/v2\/media\/1870"}],"wp:attachment":[{"href":"https:\/\/sites.ac-nancy-metz.fr\/dsden55\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1876"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sites.ac-nancy-metz.fr\/dsden55\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1876"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sites.ac-nancy-metz.fr\/dsden55\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1876"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}