{"id":2384,"date":"2026-02-19T10:45:25","date_gmt":"2026-02-19T10:45:25","guid":{"rendered":"https:\/\/dasgeniaal.be\/?p=2384"},"modified":"2026-02-19T10:46:14","modified_gmt":"2026-02-19T10:46:14","slug":"heritier-fabrique-sa-propre-boussole-et-ca-marche-%f0%9f%98%b3","status":"publish","type":"post","link":"https:\/\/dasgeniaal.be\/fr\/challenges-fr\/heritier-fabrique-sa-propre-boussole-et-ca-marche-%f0%9f%98%b3\/","title":{"rendered":"H\u00e9ritier fabrique sa propre boussole\u2026 et \u00e7a marche \ud83d\ude33"},"content":{"rendered":"<h2 class=\"wp-block-heading\"><strong>De quoi as-tu besoin ?<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Une aiguille (ou une petite \u00e9pingle en m\u00e9tal)<br>Un aimant (par exemple un aimant de frigo)<br>Un petit morceau de li\u00e8ge, de mousse ou un bouchon en plastique<br>Du ruban adh\u00e9sif (optionnel)<br>Un bol ou un verre rempli d\u2019eau<br>Des ciseaux (optionnel, pour couper le li\u00e8ge)<\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Que dois-tu faire ?<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u00c9tape 1 : Magn\u00e9tiser l\u2019aiguille<\/strong><br>Prends l\u2019aiguille et frotte-la environ 30 \u00e0 50 fois dans le m\u00eame sens contre l\u2019aimant.<br>Fais toujours le mouvement dans une seule direction (pas d\u2019aller-retour) afin de magn\u00e9tiser correctement l\u2019aiguille.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u00c9tape 2 : Pr\u00e9parer le support<\/strong><br>Prends un petit morceau de li\u00e8ge, de mousse ou un bouchon en plastique.<br>Assure-toi qu\u2019il est assez l\u00e9ger pour flotter sur l\u2019eau.<br>Pose l\u2019aiguille dessus ou fixe-la d\u00e9licatement avec un petit morceau de ruban adh\u00e9sif.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u00c9tape 3 : Construire la boussole<\/strong><br>Remplis un bol ou un verre avec de l\u2019eau.<br>D\u00e9pose d\u00e9licatement le support avec l\u2019aiguille \u00e0 la surface de l\u2019eau pour qu\u2019il flotte.<br>Veille \u00e0 ce qu\u2019il puisse tourner librement sans toucher les bords.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u00c9tape 4 : Observer ce qui se passe<\/strong><br>Apr\u00e8s quelques secondes, l\u2019aiguille va commencer \u00e0 tourner toute seule.<br>Elle va s\u2019aligner avec le champ magn\u00e9tique de la Terre.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Une extr\u00e9mit\u00e9 de l\u2019aiguille indique le nord, l\u2019autre le sud.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u00c9tape 5 : V\u00e9rifier (optionnel)<\/strong><br>Utilise une application boussole sur ton t\u00e9l\u00e9phone pour v\u00e9rifier la direction du nord.<br>Tu pourras ainsi confirmer que ta boussole fonctionne r\u00e9ellement.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.youtube.com\/@dasgeniaalcestgenial7567\"><\/a><\/p>\n<div class=\"clearfix\"><\/div>","protected":false},"excerpt":{"rendered":"<p>De quoi as-tu besoin ? Une aiguille (ou une petite \u00e9pingle en m\u00e9tal)Un aimant (par&#8230;<\/p>","protected":false},"author":1,"featured_media":2385,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"video","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"spay_email":"","footnotes":""},"categories":[18],"tags":[],"class_list":["post-2384","post","type-post","status-publish","format-video","has-post-thumbnail","hentry","category-challenges-fr","post_format-post-format-video"],"jetpack_featured_media_url":"https:\/\/dasgeniaal.be\/wp-content\/uploads\/2026\/02\/Scherm\u00adafbeelding-2026-02-19-om-11.44.46.png","yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v15.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>H\u00e9ritier fabrique sa propre boussole\u2026 et \u00e7a marche \ud83d\ude33 - Da&#039;s Geniaal!<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/dasgeniaal.be\/fr\/challenges-fr\/heritier-fabrique-sa-propre-boussole-et-ca-marche-\ud83d\ude33\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"H\u00e9ritier fabrique sa propre boussole\u2026 et \u00e7a marche \ud83d\ude33 - Da&#039;s Geniaal!\" \/>\n<meta property=\"og:description\" content=\"De quoi as-tu besoin ? 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