{"id":66395,"date":"2026-08-12T05:00:55","date_gmt":"2026-08-11T20:00:55","guid":{"rendered":"https:\/\/phys-edu.net\/wp\/?p=66395"},"modified":"2026-08-12T05:00:55","modified_gmt":"2026-08-11T20:00:55","slug":"the-physics-hidden-in-a-marble-how-pokemons-rolling-switch-toy-teaches-energy-conversion","status":"publish","type":"post","link":"https:\/\/phys-edu.net\/wp\/?p=66395&lang=en","title":{"rendered":"The Physics Hidden in a Marble! How Pok\u00e9mon&#8217;s Rolling Switch Toy Teaches Energy Conversion"},"content":{"rendered":"<p style=\"text-align: center;\"><span style=\"color: #339966;\"><strong>I\u2019m Ken Kuwako, a Science Trainer. Every day is an experiment.<\/strong><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-38894 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/12\/IMG_5939.jpg\" alt=\"\" width=\"458\" height=\"344\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/12\/IMG_5939.jpg 1280w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/12\/IMG_5939-300x225.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/12\/IMG_5939-1024x768.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/12\/IMG_5939-768x576.jpg 768w\" sizes=\"auto, (max-width: 458px) 100vw, 458px\" \/><\/p>\n<p>Imagine a marble rolling down a slope, tipping a seesaw, opening a door, and finally making a Pok\u00e9 Ball snap shut. If you could recreate this kind of chain reaction, straight out of a PythagoraSwitch contraption, in the world of Pok\u00e9mon, there\u2019s no way kids wouldn\u2019t be hooked. This time, I\u2019m sharing our experience playing with <a href=\"https:\/\/link.amazon\/B0cQIodqy\">Koroga Switch Pok\u00e9mon<\/a>, a toy my child had been asking for for quite a while, along with the fascinating physics hidden inside it.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-66390 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-08-12-4.56.46.jpeg\" alt=\"\" width=\"219\" height=\"169\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-08-12-4.56.46.jpeg 1064w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-08-12-4.56.46-300x231.jpeg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-08-12-4.56.46-1024x789.jpeg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-08-12-4.56.46-768x592.jpeg 768w\" sizes=\"auto, (max-width: 219px) 100vw, 219px\" \/><\/p>\n<h3>The Ultimate Combination: PythagoraSwitch \u00d7 Pok\u00e9mon<\/h3>\n<p>\u300c\u3053\u308d\u304c\u30b9\u30a4\u30c3\u30c1\u30dd\u30b1\u30e2\u30f3\u300d is a wonderfully clever combination of the chain-reaction mechanisms familiar from PythagoraSwitch and everyone\u2019s favorite Pok\u00e9mon characters. For my child, it really doesn\u2019t get much better than this. Ever since it arrived, they\u2019ve been playing with it almost every day.<\/p>\n<p><iframe loading=\"lazy\" title=\"\u30a8\u30cd\u30eb\u30ae\u30fc\u306e\u4e0d\u601d\u8b70\u306b\u904a\u3093\u3067\u6c17\u3065\u304f\uff01\u30dd\u30b1\u30e2\u30f3\u3053\u308d\u304c\u30b9\u30a4\u30c3\u30c1\" width=\"1140\" height=\"641\" src=\"https:\/\/www.youtube.com\/embed\/hURD6B9Vi8U?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p>At first glance, it may look like nothing more than a toy. But once you actually build it and start playing, you quickly realize that it is packed with all kinds of fascinating mechanical ideas.<\/p>\n<h3>A Show of Potential Energy Turning into Kinetic Energy<\/h3>\n<p>The basic movement of this toy is all about converting <b>potential energy<\/b> into <b>kinetic energy<\/b>. A marble placed high up has gravitational potential energy. As it rolls down the slope, that energy is transformed into kinetic energy, giving the marble enough momentum to trigger the next mechanism.<\/p>\n<p>One particularly fun feature is that you can change the slope of the course. If you lower one section of the track, you can actually see that the marble arrives more quickly. It\u2019s a hands-on demonstration of a fascinating idea from mechanics: even when the difference in height, and therefore the change in potential energy, is the same, the angle of the slope affects how quickly that energy is converted into motion. In a way, it\u2019s like having a physics classroom\u2019s inclined-plane experiment sitting right in your living room, disguised as a toy.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-38896 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/12\/IMG_5940.jpg\" alt=\"\" width=\"501\" height=\"376\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/12\/IMG_5940.jpg 1280w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/12\/IMG_5940-300x225.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/12\/IMG_5940-1024x768.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/12\/IMG_5940-768x576.jpg 768w\" sizes=\"auto, (max-width: 501px) 100vw, 501px\" \/><\/p>\n<h3>Where Does the Energy Come From?<\/h3>\n<p>One of the classic challenges with chain-reaction machines like PythagoraSwitch is that the system gradually loses <b>mechanical energy<\/b> through friction and collisions. Every time the marble rolls, bounces, or hits something, some of its energy escapes as heat and sound. So how does <a href=\"https:\/\/link.amazon\/B0cQIodqy\">Koroga Switch Pok\u00e9mon<\/a> make up for all that lost energy? This was probably the most interesting part for me.<\/p>\n<p>After watching the mechanisms carefully, I realized that the system sometimes uses <b>elastic potential energy<\/b>, and at other times uses <b>gravitational potential energy<\/b> that has been stored in a raised weight. Elastic energy stored in rubber bands or springs can launch the marble, while a weight that has been lifted beforehand can fall and generate new kinetic energy. It\u2019s almost as if the machine has tiny \u201cenergy refill stations\u201d hidden throughout the course.<\/p>\n<p>There are also mechanisms that use kinetic energy to perform <b>work<\/b>. One example is the final stage, where the momentum of the rolling marble is used to make a Pok\u00e9 Ball snap shut. Watching energy change form, pass from one mechanism to another, and eventually appear as visible \u201cwork\u201d never gets old.<\/p>\n<h3>Taking on a Giant Machine with Two Sets<\/h3>\n<p>There are currently two sets in this series. If I had to point out a weakness, it would be that some of the blocks can feel a little inconsistent: some come apart too easily, while others can be surprisingly difficult to separate. Once you get used to them, though, it isn\u2019t much of a problem.<\/p>\n<p>I also found the course examples on the official website a little difficult to follow. On top of that, the instructions for building the huge machine by combining parts from the two sets are rather confusing. So I decided to build it myself and took some photos to show how it goes. If you\u2019re thinking about giving it a try, I hope these pictures will be useful.<\/p>\n<p>Here are some views from different angles.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-38895 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/12\/IMG_5936.jpg\" alt=\"\" width=\"482\" height=\"362\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/12\/IMG_5936.jpg 1280w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/12\/IMG_5936-300x225.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/12\/IMG_5936-1024x768.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/12\/IMG_5936-768x576.jpg 768w\" sizes=\"auto, (max-width: 482px) 100vw, 482px\" \/><\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-38897\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/12\/IMG_5942.jpg\" alt=\"\" width=\"473\" height=\"355\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/12\/IMG_5942.jpg 1280w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/12\/IMG_5942-300x225.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/12\/IMG_5942-1024x768.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/12\/IMG_5942-768x576.jpg 768w\" sizes=\"auto, (max-width: 473px) 100vw, 473px\" \/><\/p>\n<p>Packed into the movement of a single tiny marble are some of the fundamental ideas of physics: potential energy, kinetic energy, and elastic potential energy. That\u2019s what makes \u300c\u3053\u308d\u304c\u30b9\u30a4\u30c3\u30c1\u30dd\u30b1\u30e2\u30f3\u300d so much more than just a toy. As you build it together with your child and start asking, \u201cWhy does it move like that?\u201d, play naturally turns into a science lesson.<\/p>\n<h3>Contact and Collaboration<\/h3>\n<p>Let\u2019s bring the wonders and excitement of science closer to everyday life! I share fun science experiments that you can try at home, along with easy-to-understand tips for making them work. Feel free to explore and search around!<br \/>\n\u30fbThe content from \u79d1\u5b66\u306e\u30cd\u30bf\u5e33 is now available as a book. For more information, click <a href=\"https:\/\/amzn.to\/42PMCEL\">here<\/a>.<br \/>\n\u30fbFor more information about the site\u2019s creator, Ken Kuwako, click <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=37\">here<\/a>.<br \/>\n\u30fbFor inquiries and collaboration requests (writing, lectures, science workshops, TV science supervision, appearances, etc.), click <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=188\">here<\/a>.<br \/>\n<span class=\"s2\">\u30fbGet updates about new articles on <a href=\"https:\/\/x.com\/kuwako\">X<\/a>!<\/span><\/p>\n<p style=\"text-align: center;\"><a href=\"https:\/\/www.youtube.com\/user\/kkuwako\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-35048\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/3d9640dad7bc5538e76f92da1966ee19.jpg\" alt=\"\" width=\"30\" height=\"21\" \/><\/a><a href=\"https:\/\/www.youtube.com\/user\/kkuwako?sub_confirmation=1\">Kagaku no Neta Channel<\/a> features videos of fun science experiments!<\/p>\n<h3><span style=\"color: #ff0000;\">NEW\u3000\u5206\u89e3\u554f\u984c\u96c6\u3000\u7406\u79d1<\/span><\/h3>\r\n<ul>\r\n \t<li>\uff17\u6708\uff12\uff11\u65e5\u767a\u58f2\uff01\u300e<a href=\"https:\/\/phys-edu.net\/wp\/?p=64462\">\u9ad8\u6821\u5165\u8a66 \u5206\u89e3\u554f\u984c\u96c6 \u7406\u79d1<\/a>\u300f\uff08\u5b66\u7814\uff09\u2026\u96e3\u3057\u3044\u554f\u984c\u3082\u5c0f\u3055\u306a\u554f\u984c\u306b\u5206\u89e3\u3059\u308b\u3053\u3068\u3067\u3001\u554f\u984c\u3092\u89e3\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305d\u3093\u306a\u5206\u89e3\u306e\u6280\u8853\u304c\u8eab\u306b\u3064\u304f\u3088\u3046\u306b\u6df1\u304f\u95a2\u308f\u308a\u3092\u6301\u3063\u3066\u4f5c\u308a\u307e\u3057\u305f\u3002\r\n<a href=\"https:\/\/phys-edu.net\/wp\/?p=64462\"><img class=\"alignnone  wp-image-65097 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-04-8.40.17.jpeg\" alt=\"\" width=\"172\" height=\"244\" \/><\/a><\/li>\r\n<\/ul>\r\n<h3>\uff17\u30fb\uff18\u6708\u306e\u30a4\u30c1\u30aa\u30b7\u5b9f\u9a13\uff01<\/h3>\r\n<p style=\"text-align: center;\">\u590f\u3067\u30d7\u30b7\u30e5\u30c3\u3068\u723d\u3084\u304b\u5b9f\u9a13\uff01<\/p>\r\n<img class=\"alignnone  wp-image-64964 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-30-4.31.58.jpeg\" alt=\"\" width=\"250\" height=\"310\" \/>\r\n<p style=\"text-align: center;\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=206\">\u5c0f\u578b\u3067\u6301\u3061\u5e30\u308c\u308b\u3088\uff01\u30da\u30c3\u30c8\u30dc\u30c8\u30eb\u30ed\u30b1\u30c3\u30c8\u3092\u4f5c\u308d\u3046\uff01<\/a><\/p>\r\n\r\n<h3 style=\"text-align: left;\"><span style=\"font-size: medium;\"><b><strong>\u30c6\u30ec\u30d3\u756a\u7d44\u76e3\u4fee\u30fb\u30a4\u30d9\u30f3\u30c8\u7b49\u306e\u304a\u77e5\u3089\u305b<\/strong><\/b><\/span><\/h3>\r\n<ul>\r\n \t<li>\uff17\u6708\uff13\uff10\u65e5\uff08\u6c34\uff09\u79d1\u5b66\u76e3\u4fee\u300c<a href=\"https:\/\/www.fujitv.co.jp\/onesongfes\/\">TIF presents ONE SONG FES<\/a>\u300d\uff08\u30d5\u30b8\u30c6\u30ec\u30d3\uff09\u00a026:15~27:15<\/li>\r\n \t<li>12\u670826\u65e5\uff08\u571f\uff09\u3000<a href=\"https:\/\/phys-edu.net\/wp\/?p=64825\">\u30ca\u30ea\u30ab\u30b5\u30a4\u30a8\u30f3\u30b9\u30a2\u30ab\u30c7\u30df\u30fc\uff08\u6559\u54e1\u5411\u3051\u5b9f\u9a13\u8b1b\u7fd2\u4f1a\uff09\u958b\u50ac<\/a><\/li>\r\n<\/ul>\r\n<h3><b>\u66f8\u7c4d<strong>\u306e\u304a\u77e5\u3089\u305b<\/strong><\/b><\/h3>\r\n<ul>\r\n \t<li>\u300e\u5927\u4eba\u306e\u305f\u3081\u306e\u9ad8\u6821\u7269\u7406\u5fa9\u7fd2\u5e33\u300f\uff08\u8b1b\u8ac7\u793e\uff09\u2026\u4e00\u822c\u5411\u3051\u306b\u65e5\u5e38\u306e\u7269\u7406\u306b\u3064\u3044\u3066\u516c\u5f0f\u3092\u5143\u306b\u7d10\u89e3\u304d\u307e\u3057\u305f\u3002<a href=\"https:\/\/phys-edu.net\/wp\/?p=1827\">\u7279\u8a2d\u30b5\u30a4\u30c8<\/a>\u3067\u306f\u5b9f\u9a13\u3092\u591a\u6570\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u3002<strong>\u203b\u5897\u5237\u304c\u304b\u304b\u308a\uff16\u5237\u3068\u306a\u308a\u307e\u3057\u305f\uff082026\/02\/01\uff09\r\n<img class=\"alignnone wp-image-10940 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2013\/12\/0811159a99f69eeff1a357e3daed84e0-300x262.jpg\" sizes=\"(max-width: 220px) 100vw, 220px\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2013\/12\/0811159a99f69eeff1a357e3daed84e0-300x262.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2013\/12\/0811159a99f69eeff1a357e3daed84e0.jpg 311w\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2014-07-05 0.43.51\" width=\"220\" height=\"192\" \/><\/strong><\/li>\r\n \t<li>\u300e\u304d\u3081\u308b!\u5171\u901a\u30c6\u30b9\u30c8 \u7269\u7406\u57fa\u790e \u6539\u8a02\u7248\u300f\uff08\u5b66\u7814\uff09\u2026\u3000\u9ad8\u6821\u7269\u7406\u306e\u53c2\u8003\u66f8\u3067\u3059\u3002\u30a4\u30e9\u30b9\u30c8\u3092\u591a\u304f\u3057\u3066\u30a4\u30e1\u30fc\u30b8\u304c\u6301\u3066\u308b\u3088\u3046\u306b\u63cf\u304d\u307e\u3057\u305f\u3002\u6388\u696d\u306b\u3064\u3044\u3066\u3044\u3051\u306a\u3044\u3001\u7269\u7406\u304c\u82e6\u624b\u3001\u305d\u3093\u306a\u751f\u5f92\u306b\u304a\u3059\u3059\u3081\u3067\u3059\u3002<a href=\"https:\/\/phys-edu.net\/wp\/?p=45322\">\u7279\u8a2d\u30b5\u30a4\u30c8<\/a>\u306f\u3053\u3061\u3089\u3002\r\n<img class=\"alignnone wp-image-45718 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/04\/dc1da64a8c8d1422062b4867c0607a1c.jpg\" sizes=\"(max-width: 184px) 100vw, 184px\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/04\/dc1da64a8c8d1422062b4867c0607a1c.jpg 756w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/04\/dc1da64a8c8d1422062b4867c0607a1c-300x269.jpg 300w\" alt=\"\" width=\"184\" height=\"165\" \/><\/li>\r\n<\/ul>\r\n<h3><span style=\"text-align: center;\">\u5404\u7a2eSNS\uff08\u66f4\u65b0\u60c5\u5831\u3092\u304a\u5c4a\u3051\uff01\uff09<\/span><\/h3>\r\n<p style=\"text-align: center;\">\u3010\u65e5\u672c\u8a9e\u3011<a style=\"text-align: center;\" href=\"https:\/\/twitter.com\/kuwako\">X(Twitter)<\/a><span style=\"text-align: center;\">\uff0f<\/span><a style=\"text-align: center;\" href=\"https:\/\/www.instagram.com\/science_seeds\/\">instagram<\/a><span style=\"text-align: center;\">\uff0f<\/span><a style=\"text-align: center;\" href=\"https:\/\/www.facebook.com\/kuwakolab\/\">Facebook<\/a>\u3000\u3010\u82f1\u8a9e\u3011<a style=\"text-align: center;\" href=\"https:\/\/bsky.app\/profile\/kagakunoneta.bsky.social\">BlueSky<\/a><span style=\"text-align: center;\">\uff0f<\/span><a style=\"text-align: center;\" href=\"https:\/\/www.threads.net\/@science_seeds?hl=ja\">Threads<\/a><\/p>\r\n\r\n<h3 style=\"text-align: center;\"><strong>Explore<\/strong><\/h3>\r\n<ul>\r\n \t<li><a href=\"https:\/\/phys-edu.net\/wp\/?page_id=30764\">\u697d\u3057\u3044\u5b9f\u9a13<\/a>\u2026\u304a\u5b50\u3055\u3093\u3068\u4e00\u7dd2\u306b\u5922\u4e2d\u306b\u306a\u308c\u308b\u30a4\u30c1\u30aa\u30b7\u306e\u79d1\u5b66\u5b9f\u9a13\u3092\u591a\u6570\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001\u9ad8\u6821\u7269\u7406\u306e\u7406\u89e3\u3092\u6df1\u3081\u308b\u305f\u3081\u306e\u52d5\u753b\u6559\u6750\u3082\u7528\u610f\u3057\u307e\u3057\u305f\u3002<\/li>\r\n \t<li><a href=\"https:\/\/phys-edu.net\/wp\/?page_id=798\">\u7406\u79d1\u306e\u6559\u6750<\/a>\u2026 \u7406\u79d1\u6559\u5e2b\u3092\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\uff01\u6388\u696d\u306e\u8cea\u3092\u9ad8\u3081\u3001\u6e96\u5099\u3092\u52b9\u7387\u5316\u3059\u308b\u305f\u3081\u306e\u9078\u308a\u3059\u3050\u308a\u306e\u6559\u6750\u3092\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\r\n \t<li><a 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href=\"http:\/\/phys-edu.net\/wp\/?page_id=37\">About<\/a>\u00a0\u2026\u300c\u79d1\u5b66\u306e\u30cd\u30bf\u5e33\u300d\u306e\u30b3\u30f3\u30bb\u30d7\u30c8\u3084\u3001\u904b\u55b6\u8005\u3067\u3042\u308b\u6851\u5b50\u7814\u306e\u30d7\u30ed\u30d5\u30a3\u30fc\u30eb\u30fb\u60f3\u3044\u3092\u307e\u3068\u3081\u3066\u3044\u307e\u3059\u3002<\/li>\r\n \t<li><a href=\"https:\/\/phys-edu.net\/wp\/?page_id=188\">\u304a\u554f\u3044\u5408\u308f\u305b<\/a>\u00a0\u2026\u5b9f\u9a13\u6559\u5ba4\u306e\u3054\u4f9d\u983c\u3001\u57f7\u7b46\u30fb\u8b1b\u6f14\u306e\u76f8\u8ac7\u3001\u79d1\u5b66\u76e3\u4fee\u7b49\u306f\u3053\u3061\u3089\u306e\u30d5\u30a9\u30fc\u30e0\u304b\u3089\u304a\u5bc4\u305b\u304f\u3060\u3055\u3044\u3002<\/li>\r\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>I\u2019m Ken Kuwako, a Science Trainer. Every day is an experiment. Imagine a marble rolling down a slope, tipping  [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":38900,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_sitemap_exclude":false,"_sitemap_priority":"","_sitemap_frequency":"","sns_share_botton_hide":"","vkExUnit_sns_title":"","vkexunit_cta_each_option":"","_lightning_design_setting":{"layout":"default"},"footnotes":"","jetpack_post_was_ever_published":false},"categories":[781],"tags":[],"class_list":["post-66395","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-science-en"],"jetpack-related-posts":[{"id":63828,"url":"https:\/\/phys-edu.net\/wp\/?p=63828&lang=en","url_meta":{"origin":66395,"position":0},"title":"Defying Gravity with a Chopstick Tip \u2014 Feel the Magic of Gyroscopic Force with SpinGyro 2!","author":"\u6851\u5b50 \u7814","date":"2026\u5e745\u670826\u65e5","format":false,"excerpt":"I\u2019m Science Trainer Ken Kuwako. Every day is an ex\u2026","rel":"","context":"Science","block_context":{"text":"Science","link":"https:\/\/phys-edu.net\/wp\/?cat=781&lang=en"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/05\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-05-25-5.15.42.jpeg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/05\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-05-25-5.15.42.jpeg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/05\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-05-25-5.15.42.jpeg?resize=525%2C300&ssl=1 1.5x"},"classes":[]},{"id":63798,"url":"https:\/\/phys-edu.net\/wp\/?p=63798&lang=en","url_meta":{"origin":66395,"position":1},"title":"Spin It, Fly It Straight! Discover the Amazing Gyro Effect with X-Launcher 2","author":"\u6851\u5b50 \u7814","date":"2026\u5e745\u670825\u65e5","format":false,"excerpt":"I\u2019m science trainer Ken Kuwako. Every day is an ex\u2026","rel":"","context":"Science","block_context":{"text":"Science","link":"https:\/\/phys-edu.net\/wp\/?cat=781&lang=en"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/05\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-05-25-4.46.21.jpeg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/05\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-05-25-4.46.21.jpeg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/05\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-05-25-4.46.21.jpeg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/05\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-05-25-4.46.21.jpeg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/05\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-05-25-4.46.21.jpeg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/05\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-05-25-4.46.21.jpeg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":60814,"url":"https:\/\/phys-edu.net\/wp\/?p=60814&lang=en","url_meta":{"origin":66395,"position":2},"title":"The Coin That Won\u2019t Come Out\u2014Solved in a Split Second with Physics! 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