{"id":7132,"date":"2024-02-23T08:08:38","date_gmt":"2024-02-23T08:08:38","guid":{"rendered":"https:\/\/blog.flipbuilder.com\/?p=7132"},"modified":"2024-02-23T08:08:42","modified_gmt":"2024-02-23T08:08:42","slug":"top-9-free-textbook-sites","status":"publish","type":"post","link":"https:\/\/blog.flipbuilder.com\/jp\/top-9-free-textbook-sites\/7132\/","title":{"rendered":"PDF \u6559\u79d1\u66f8\u3092\u30aa\u30f3\u30e9\u30a4\u30f3\u3067\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3067\u304d\u308b\u7121\u6599\u6559\u79d1\u66f8\u30b5\u30a4\u30c8\u30c8\u30c3\u30d7 9"},"content":{"rendered":"<p>\u6559\u79d1\u66f8\u306f\u6559\u5e2b\u3068\u751f\u5f92\u306b\u3068\u3063\u3066\u4e0d\u53ef\u6b20\u306a\u6559\u6750\u3067\u3059\u3002\u30c7\u30b8\u30bf\u30eb\u6280\u8853\u306e\u53f0\u982d\u306b\u3088\u308a\u3001PDF\u6559\u79d1\u66f8\u306f\u5f93\u6765\u306e\u5370\u5237\u6559\u79d1\u66f8\u306b\u4ee3\u308f\u308b\u74b0\u5883\u306b\u512a\u3057\u304f\u30b3\u30b9\u30c8\u52b9\u7387\u306e\u826f\u3044\u9078\u629e\u80a2\u3068\u3057\u3066\u767b\u5834\u3057\u307e\u3057\u305f\u3002e\u30e9\u30fc\u30cb\u30f3\u30b0\u306e\u666e\u53ca\u306b\u3088\u308a\u3001\u30c7\u30b8\u30bf\u30eb\u6559\u79d1\u66f8\u306e\u91cd\u8981\u6027\u3068\u4eba\u6c17\u304c\u9ad8\u307e\u3063\u3066\u3044\u307e\u3059\u3002 <a href=\"https:\/\/blog.flipbuilder.com\/jp\/top-9-free-textbook-sites\/7132\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u6559\u79d1\u66f8\u30b5\u30a4\u30c8<\/a> \u6559\u80b2\u3068\u5b66\u7fd2\u306e\u305f\u3081\u306e\u8cb4\u91cd\u306a\u30ea\u30bd\u30fc\u30b9\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001PDF \u6559\u79d1\u66f8\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3067\u304d\u308b\u30c8\u30c3\u30d7 9 \u306e\u6559\u79d1\u66f8\u30b5\u30a4\u30c8\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" data-no-translation=\"\">1. <a href=\"https:\/\/www.flipbuilder.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">FlipBuilder<\/a><\/h2>\n\n\n\n<p>FlipBuilder\u306f\u3001\u6559\u80b2\u8005\u3068\u5b66\u751f\u304c\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u306a\u6559\u79d1\u66f8\u3092\u8aad\u3093\u3060\u308a\u3001\u5171\u6709\u3057\u305f\u308a\u3001\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u305f\u308a\u3067\u304d\u308b\u7121\u6599\u306e\u6559\u79d1\u66f8\u30b5\u30a4\u30c8\u3067\u3059\u3002\u8208\u5473\u306e\u3042\u308b\u6559\u79d1\u66f8\u3092\u691c\u7d22\u3059\u308b\u3060\u3051\u3067\u3059\u3002URL\u3001QR\u30b3\u30fc\u30c9\u3001\u307e\u305f\u306f\u3055\u307e\u3056\u307e\u306a\u30bd\u30fc\u30b7\u30e3\u30eb\u30e1\u30c7\u30a3\u30a2\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3067\u5171\u6709\u3057\u307e\u3059\u3002\u6559\u79d1\u66f8\u306fPDF\u5f62\u5f0f\u3067\u7121\u6599\u3067\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3067\u304d\u3001\u3069\u306e\u30c7\u30d0\u30a4\u30b9\u3067\u3082\u8868\u793a\u3067\u304d\u307e\u3059\u3002FlipBuilder\u306b\u306f\u4eee\u60f3\u672c\u68da\u304c\u3042\u308a\u3001\u30c7\u30b8\u30bf\u30eb\u30d6\u30c3\u30af\u3092\u7c21\u5358\u306b\u6574\u7406\u3067\u304d\u307e\u3059\u3002\u307e\u305f\u3001 <a href=\"https:\/\/www.flipbuilder.com\/extension\/digital-textbook-maker.html\" target=\"_blank\" rel=\"noreferrer noopener\">\u7121\u6599\u306e\u30c7\u30b8\u30bf\u30eb\u6559\u79d1\u66f8\u30e1\u30fc\u30ab\u30fc<\/a> \u2014 Flip PDF Plus \u306f\u3001PDF \u3084\u753b\u50cf\u3092\u30da\u30fc\u30b8\u3081\u304f\u308a\u5f0f\u306e\u6559\u79d1\u66f8\u306b\u5909\u63db\u3057\u3001\u3088\u308a\u9b45\u529b\u7684\u306a\u6388\u696d\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002\u6559\u79d1\u66f8\u30b5\u30a4\u30c8\u306e\u6f5c\u5728\u80fd\u529b\u3092\u89e3\u304d\u653e\u3061\u3001\u6559\u80b2\u3068\u5b66\u7fd2\u306e\u4f53\u9a13\u3092\u5411\u4e0a\u3055\u305b\u308b\u9b45\u529b\u7684\u306a\u6559\u79d1\u66f8\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3066\u4f5c\u6210\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<style>.embed-container { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; } .embed-container iframe, .embed-container object, .embed-container embed { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }<\/style><div class='embed-container'><iframe src='https:\/\/static.flipbuilder.com\/demo\/textbook\/counting-cars-kids-textbook\/mobile\/index.html?_gl=1*u3p5j6*_gcl_aw*R0NMLjE3MDYxNzQ5NTcuQ2owS0NRaUFxc2l0QmhEbEFSSXNBR01SMVJpSmpxM01lbkVOcXJHZ0RBTEh4X0F4b0dHbmZvWGFvbjNfWF9WTXA4dDdHRlB1d3d1dWlyVWFBc0w4RUFMd193Y0I.*_gcl_au*OTAyNTI2MDE5LjE3MDE3NTUwODU.*_ga*MTgyMTUyMzg4NS4xNjkzODc4MjY3*_ga_QY7GGDX1QV*MTcwODY3MDY3Ni4xODguMS4xNzA4NjcwNzc2LjQwLjAuMA..' frameborder='0' allowfullscreen><\/iframe><\/div>\n\n\n\n<div class=\"wp-block-columns dash-block-pro is-layout-flex wp-container-core-columns-is-layout-2 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-group has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-1 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-group pro has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<br>\n\n\n\n<p class=\"has-text-align-center\" style=\"font-size:clamp(15.747px, 0.984rem + ((1vw - 3.2px) * 0.86), 24px);font-style:normal;font-weight:700\">PDF \u3092\u30d5\u30ea\u30c3\u30d7\u30d6\u30c3\u30af\u306b\u7c21\u5358\u306b\u5909\u63db<\/p>\n\n\n\n<br>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-1 wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button has-custom-font-size\" style=\"font-size:clamp(14px, 0.875rem + ((1vw - 3.2px) * 0.417), 18px);\"><a class=\"wp-block-button__link has-white-color has-light-green-cyan-to-vivid-green-cyan-gradient-background has-text-color has-background wp-element-button\" href=\"https:\/\/download.flipbuilder.com\/index.php?platform=win&amp;product=pro\"><strong>Windows\u7528\u306b\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9<\/strong><\/a><\/div>\n\n\n\n<div class=\"wp-block-button has-custom-font-size\" style=\"font-size:clamp(14px, 0.875rem + ((1vw - 3.2px) * 0.417), 18px);\"><a class=\"wp-block-button__link has-white-color has-black-background-color has-text-color has-background wp-element-button\" href=\"https:\/\/download.flipbuilder.com\/index.php?platform=mac&amp;product=pro\"><strong>Mac \u306e\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9<\/strong><\/a><\/div>\n<\/div>\n\n\n\n<br>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" data-no-translation=\"\">2. <a href=\"https:\/\/www.pdfdrive.com\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">PDF Drive<\/a><\/h2>\n\n\n\n<p>PDF Drive \u306f PDF \u6559\u79d1\u66f8\u306e\u5f37\u529b\u306a\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u3067\u3059\u3002\u308f\u304b\u308a\u3084\u3059\u3044\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u3067\u6559\u79d1\u66f8\u3092\u7c21\u5358\u306b\u898b\u3064\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u5e83\u544a\u3084\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u5236\u9650\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u96fb\u5b50\u66f8\u7c4d\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u305f\u3081\u306b\u30b5\u30a4\u30c8\u306b\u767b\u9332\u3059\u308b\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u597d\u304d\u306a PDF \u6559\u79d1\u66f8\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3059\u308b\u3060\u3051\u3067\u3059\u3002\u4eba\u6c17\u306e\u7121\u6599\u66f8\u7c4d\u3092\u53d7\u4fe1\u30dc\u30c3\u30af\u30b9\u306b\u53d7\u3051\u53d6\u308a\u305f\u3044\u5834\u5408\u306f\u3001\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3092\u5165\u529b\u3059\u308b\u3060\u3051\u3067\u304a\u3059\u3059\u3081\u304c\u5c4a\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><a href=\"https:\/\/blog.flipbuilder.com\/wp-content\/uploads\/2024\/02\/textbook-site-PDF-DRIVE.png\"><img decoding=\"async\" src=\"https:\/\/blog.flipbuilder.com\/wp-content\/uploads\/2024\/02\/textbook-site-PDF-DRIVE-1024x571.png\" alt=\"\u6559\u79d1\u66f8\u30b5\u30a4\u30c8\" class=\"wp-image-7133\" width=\"839\" srcset=\"https:\/\/blog.flipbuilder.com\/wp-content\/uploads\/2024\/02\/textbook-site-PDF-DRIVE-1024x571.png 1024w, https:\/\/blog.flipbuilder.com\/wp-content\/uploads\/2024\/02\/textbook-site-PDF-DRIVE-300x167.png 300w, https:\/\/blog.flipbuilder.com\/wp-content\/uploads\/2024\/02\/textbook-site-PDF-DRIVE-768x428.png 768w, https:\/\/blog.flipbuilder.com\/wp-content\/uploads\/2024\/02\/textbook-site-PDF-DRIVE-18x10.png 18w, https:\/\/blog.flipbuilder.com\/wp-content\/uploads\/2024\/02\/textbook-site-PDF-DRIVE.png 1123w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<br>\n\n\n\n<h2 class=\"wp-block-heading\" data-no-translation=\"\">3. <a href=\"https:\/\/openlibrary.org\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Open Library<\/a><\/h2>\n\n\n\n<p>Open Library \u306b\u306f\u3001\u8aad\u3093\u3060\u308a\u3001\u501f\u308a\u305f\u308a\u3001\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u305f\u308a\u3067\u304d\u308b PDF \u6559\u79d1\u66f8\u304c\u8c4a\u5bcc\u306b\u63c3\u3063\u3066\u3044\u307e\u3059\u3002\u6559\u79d1\u66f8\u306f\u3001\u51fa\u7248\u5e74\u3001\u79d1\u76ee\u3001\u8a00\u8a9e\u306b\u57fa\u3065\u3044\u3066\u5206\u985e\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u6587\u5b66\u3001\u5fc3\u7406\u5b66\u3001\u5316\u5b66\u3001\u6570\u5b66\u306a\u3069\u3001\u3055\u307e\u3056\u307e\u306a\u79d1\u76ee\u3092\u6271\u3063\u3066\u3044\u307e\u3059\u3002\u6559\u79d1\u66f8\u30b5\u30a4\u30c8\u306b\u306f\u4eee\u60f3\u30e9\u30a4\u30d6\u30e9\u30ea \u30a8\u30af\u30b9\u30d7\u30ed\u30fc\u30e9\u30fc\u304c\u3042\u308a\u3001\u79d1\u76ee\u5225\u306b\u5de6\u304b\u3089\u53f3\u306b\u672c\u3092\u95b2\u89a7\u3067\u304d\u308b\u305f\u3081\u3001\u5b9f\u969b\u306e\u56f3\u66f8\u9928\u3092\u6b69\u3044\u3066\u3044\u308b\u3088\u3046\u306a\u6ca1\u5165\u611f\u304c\u5f97\u3089\u308c\u307e\u3059\u3002\u672c\u304c\u76ee\u306b\u7559\u307e\u3063\u305f\u3089\u3001\u30af\u30ea\u30c3\u30af\u3057\u3066\u7121\u6599\u3067\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3066\u304f\u3060\u3055\u3044\u3002Open Library \u306f\u3001PDF \u6559\u79d1\u66f8\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u79d8\u5bc6\u5175\u5668\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><a href=\"https:\/\/blog.flipbuilder.com\/wp-content\/uploads\/2024\/02\/textbook-site-Open-Library.png\"><img decoding=\"async\" src=\"https:\/\/blog.flipbuilder.com\/wp-content\/uploads\/2024\/02\/textbook-site-Open-Library.png\" alt=\"\u6559\u79d1\u66f8\u30b5\u30a4\u30c8\" class=\"wp-image-7134\" width=\"839\" height=\"529\"\/><\/a><\/figure>\n\n\n\n<br>\n\n\n\n<h2 class=\"wp-block-heading\" data-no-translation=\"\">4. <a href=\"https:\/\/freekidsbooks.org\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Free Kids Books<\/a><\/h2>\n\n\n\n<p>\u3053\u306e\u6559\u79d1\u66f8\u30b5\u30a4\u30c8\u306b\u306f\u3001\u5e7c\u5150\u5411\u3051\u306e\u30b9\u30c8\u30fc\u30ea\u30fc\u30d6\u30c3\u30af\u3084\u6559\u79d1\u66f8\u304c\u8c4a\u5bcc\u306b\u63c3\u3063\u3066\u3044\u307e\u3059\u3002\u6559\u79d1\u66f8\u306f\u5b66\u5e74\u3001\u5e74\u9f62\u5c64\u3001ESL \u82f1\u8a9e\u80fd\u529b\u30ec\u30d9\u30eb\u3001\u79d1\u76ee\u3054\u3068\u306b\u6ce8\u610f\u6df1\u304f\u5206\u985e\u3055\u308c\u3066\u304a\u308a\u3001\u5fc5\u8981\u306a\u6559\u79d1\u66f8\u3092\u3059\u3050\u306b\u898b\u3064\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u30b5\u30a4\u30c9\u30d0\u30fc\u306b\u306f\u3001\u5b50\u4f9b\u306e\u8aad\u66f8\u306e\u8208\u5473\u3084\u597d\u307f\u306b\u5408\u308f\u305b\u305f\u6570\u5341\u306e\u672c\u306e\u30ab\u30c6\u30b4\u30ea\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002\u30c9\u30a4\u30c4\u8a9e\u3001\u30d5\u30e9\u30f3\u30b9\u8a9e\u3001\u30b9\u30da\u30a4\u30f3\u8a9e\u306a\u3069\u3001\u3055\u307e\u3056\u307e\u306a\u8a00\u8a9e\u306e\u5150\u7ae5\u66f8\u304c\u3059\u3050\u306b\u898b\u3064\u304b\u308a\u307e\u3059\u3002\u6559\u79d1\u66f8\u3092\u30aa\u30f3\u30e9\u30a4\u30f3\u3067\u76f4\u63a5\u8aad\u3080\u304b\u3001PDF \u6559\u79d1\u66f8\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3066\u30aa\u30d5\u30e9\u30a4\u30f3\u3067\u30a2\u30af\u30bb\u30b9\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><a href=\"https:\/\/blog.flipbuilder.com\/wp-content\/uploads\/2024\/02\/textbook-site-Free-Kids-Books.png\"><img decoding=\"async\" src=\"https:\/\/blog.flipbuilder.com\/wp-content\/uploads\/2024\/02\/textbook-site-Free-Kids-Books.png\" alt=\"\u6559\u79d1\u66f8\u30b5\u30a4\u30c8\" class=\"wp-image-7135\" width=\"839\"\/><\/a><\/figure>\n\n\n\n<br>\n\n\n\n<h2 class=\"wp-block-heading\" data-no-translation=\"\">5. <a href=\"https:\/\/digilibraries.com\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">DigiLibraries.com<\/a><\/h2>\n\n\n\n<p>\u5e45\u5e83\u3044\u96fb\u5b50\u66f8\u7c4d\u30ea\u30bd\u30fc\u30b9\u3092\u53ce\u96c6\u3057\u3001\u6559\u6750\u7528\u306e\u6559\u79d1\u66f8\u30b5\u30a4\u30c8\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u691c\u7d22\u30dc\u30c3\u30af\u30b9\u306b\u30bf\u30a4\u30c8\u30eb\u3092\u5165\u529b\u3059\u308b\u304b\u3001\u6b74\u53f2\u3001\u81ea\u7136\u3001\u8a69\u3001\u79d1\u5b66\u306a\u3069\u306e\u591a\u6570\u306e\u30ab\u30c6\u30b4\u30ea\u3092\u95b2\u89a7\u3059\u308b\u3053\u3068\u3067\u3001\u6559\u79d1\u66f8\u3092\u7c21\u5358\u306b\u898b\u3064\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u300c\u304a\u6c17\u306b\u5165\u308a\u300d\u306b\u672c\u3092\u8ffd\u52a0\u3059\u308b\u3068\u3001\u500b\u4eba\u306e\u672c\u68da\u306b\u8868\u793a\u3055\u308c\u308b\u306e\u3067\u3001\u4fbf\u5229\u3067\u4e00\u8cab\u3057\u305f\u8aad\u66f8\u304c\u3067\u304d\u307e\u3059\u3002\u7121\u6599\u3067 PDF \u6559\u79d1\u66f8\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3066\u8aad\u66f8\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><a href=\"https:\/\/blog.flipbuilder.com\/wp-content\/uploads\/2024\/02\/download-PDF-textbooks-Digilibraries.png\"><img decoding=\"async\" src=\"https:\/\/blog.flipbuilder.com\/wp-content\/uploads\/2024\/02\/download-PDF-textbooks-Digilibraries.png\" alt=\"PDF\u6559\u79d1\u66f8\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\" class=\"wp-image-7136\" width=\"839\" height=\"523\"\/><\/a><\/figure>\n\n\n\n<br>\n\n\n\n<h2 class=\"wp-block-heading\" data-no-translation=\"\">6. <a href=\"https:\/\/openstax.org\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">OpenStax<\/a><\/h2>\n\n\n\n<p>\u6559\u80b2\u3092\u3088\u308a\u8eab\u8fd1\u306a\u3082\u306e\u306b\u3059\u308b\u3068\u3044\u3046\u4f7f\u547d\u3092\u63b2\u3052\u308b\u3053\u306e\u6559\u79d1\u66f8\u30b5\u30a4\u30c8\u306f\u3001\u4f55\u767e\u4e07\u4eba\u3082\u306e\u5b66\u7fd2\u8005\u5411\u3051\u306b\u30aa\u30fc\u30d7\u30f3\u30e9\u30a4\u30bb\u30f3\u30b9\u306e\u66f8\u7c4d\u3092\u51fa\u7248\u3057\u3001\u52b9\u679c\u7684\u306b\u5b66\u7fd2\u8005\u306e\u6559\u80b2\u8cbb\u3092\u7bc0\u7d04\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u6559\u79d1\u66f8\u306f\u3001\u30d3\u30b8\u30cd\u30b9\u3001\u770b\u8b77\u3001\u793e\u4f1a\u79d1\u5b66\u306a\u3069\u306e\u65e2\u5b58\u306e\u5927\u5b66\u30b3\u30fc\u30b9\u306b\u9069\u5fdc\u3067\u304d\u307e\u3059\u3002\u5b66\u8853\u7684\u306a\u79d1\u5b66\u7684\u54c1\u8cea\u3092\u4fdd\u8a3c\u3059\u308b\u305f\u3081\u306b\u3001OpenStax \u306f\u6559\u79d1\u66f8\u306b\u5bfe\u3057\u3066\u7dbf\u5bc6\u306a\u30d4\u30a2\u30ec\u30d3\u30e5\u30fc\u30d7\u30ed\u30bb\u30b9\u3092\u5b9f\u65bd\u3057\u3001\u4fee\u6b63\u3092\u63d0\u6848\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002\u66f8\u7c4d\u306f Web \u30d9\u30fc\u30b9\u3067\u66f4\u65b0\u53ef\u80fd\u306a\u305f\u3081\u3001\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u306b\u5fdc\u3058\u3066\u5fc5\u8981\u306a\u5909\u66f4\u304c\u884c\u308f\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><a href=\"https:\/\/blog.flipbuilder.com\/wp-content\/uploads\/2024\/02\/textbook-site-Openstax.png\"><img decoding=\"async\" width=\"839\" height=\"462\" src=\"https:\/\/blog.flipbuilder.com\/wp-content\/uploads\/2024\/02\/textbook-site-Openstax.png\" alt=\"\u6559\u79d1\u66f8\u30b5\u30a4\u30c8\" class=\"wp-image-7139\"\/><\/a><\/figure>\n\n\n\n<br>\n\n\n\n<h2 class=\"wp-block-heading\" data-no-translation=\"\">7. <a href=\"https:\/\/www.gutenberg.org\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Project Gutenberg<\/a><\/h2>\n\n\n\n<p>\u3053\u308c\u306f\u3001\u3055\u307e\u3056\u307e\u306a\u5f62\u5f0f\u3067\u7c21\u5358\u306b\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u305f\u308a\u3001\u30aa\u30f3\u30e9\u30a4\u30f3\u3067\u8aad\u3093\u3060\u308a\u3067\u304d\u308b 7 \u4e07\u518a\u4ee5\u4e0a\u306e\u7121\u6599\u30c7\u30b8\u30bf\u30eb \u30d6\u30c3\u30af\u306e\u6559\u79d1\u66f8\u30b5\u30a4\u30c8\u3067\u3059\u3002Project Gutenberg \u306f\u3001\u66f8\u7c4d\u306e\u30c7\u30b8\u30bf\u30eb\u5316\u3068\u6821\u6b63\u3092\u5968\u52b1\u3059\u308b\u975e\u55b6\u5229\u56e3\u4f53\u3067\u3059\u3002\u8457\u8005\u540d\u3001\u30bf\u30a4\u30c8\u30eb\u3001\u4e3b\u984c\u3001\u8a00\u8a9e\u3001\u305d\u306e\u4ed6\u306e\u57fa\u6e96\u3067\u6559\u79d1\u66f8\u306e\u691c\u7d22\u3092\u7d5e\u308a\u8fbc\u307f\u307e\u3059\u3002\u7279\u5225\u306a\u30a2\u30d7\u30ea\u306f\u5fc5\u8981\u3042\u308a\u307e\u305b\u3093\u3002Web \u30d6\u30e9\u30a6\u30b6\u30fc\u3067\u6559\u79d1\u66f8\u3092\u8aad\u3080\u304b\u3001\u30aa\u30d5\u30e9\u30a4\u30f3\u3067\u8aad\u3080\u305f\u3081\u306b PDF \u6559\u79d1\u66f8\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3059\u308b\u3060\u3051\u3067\u3059\u3002\u30c7\u30b8\u30bf\u30eb\u6559\u79d1\u66f8\u306e\u4ed6\u306b\u3001\u30aa\u30fc\u30c7\u30a3\u30aa\u30d6\u30c3\u30af\u3082\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u307e\u3063\u305f\u304f\u65b0\u3057\u3044\u8aad\u66f8\u65b9\u6cd5\u3067\u3001\u4f55\u6642\u9593\u3082\u672c\u306e\u524d\u306b\u5ea7\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><a href=\"https:\/\/blog.flipbuilder.com\/wp-content\/uploads\/2024\/02\/download-PDF-textbooks-Project-Gutenberg.png\"><img decoding=\"async\" src=\"https:\/\/blog.flipbuilder.com\/wp-content\/uploads\/2024\/02\/download-PDF-textbooks-Project-Gutenberg.png\" alt=\"PDF\u6559\u79d1\u66f8\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\" class=\"wp-image-7140\" width=\"839\" srcset=\"https:\/\/blog.flipbuilder.com\/wp-content\/uploads\/2024\/02\/download-PDF-textbooks-Project-Gutenberg.png 774w, https:\/\/blog.flipbuilder.com\/wp-content\/uploads\/2024\/02\/download-PDF-textbooks-Project-Gutenberg-300x193.png 300w, https:\/\/blog.flipbuilder.com\/wp-content\/uploads\/2024\/02\/download-PDF-textbooks-Project-Gutenberg-768x493.png 768w, https:\/\/blog.flipbuilder.com\/wp-content\/uploads\/2024\/02\/download-PDF-textbooks-Project-Gutenberg-18x12.png 18w\" sizes=\"(max-width: 774px) 100vw, 774px\" \/><\/a><\/figure>\n\n\n\n<br>\n\n\n\n<h2 class=\"wp-block-heading\" data-no-translation=\"\">8. <a href=\"https:\/\/open.umn.edu\/opentextbooks\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Open Textbook Library<\/a><\/h2>\n\n\n\n<p>\u3053\u306e\u6559\u79d1\u66f8\u30b5\u30a4\u30c8\u306e\u96fb\u5b50\u66f8\u7c4d\u306f\u30aa\u30fc\u30d7\u30f3\u30e9\u30a4\u30bb\u30f3\u30b9\u3067\u3001\u5927\u5b66\u306e\u6559\u5e2b\u3068\u5b66\u751f\u5411\u3051\u306b\u4e88\u7d04\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u691c\u7d22\u30d0\u30fc\u306b\u6559\u79d1\u66f8\u306e\u30bf\u30a4\u30c8\u30eb\u3092\u5165\u529b\u3059\u308b\u304b\u3001\u6cd5\u5f8b\u3001\u30d3\u30b8\u30cd\u30b9\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u306a\u3069\u306e\u3055\u307e\u3056\u307e\u306a\u79d1\u76ee\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002PDF \u6559\u79d1\u66f8\u3092\u7121\u6599\u3067\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3001\u7de8\u96c6\u3001\u914d\u5e03\u3067\u304d\u307e\u3059\u3002\u6559\u79d1\u66f8\u306e\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u306f\u62e1\u5927\u3057\u3066\u304a\u308a\u3001\u5e45\u5e83\u3044\u6559\u80b2\u304a\u3088\u3073\u5b66\u7fd2\u6559\u6750\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><a href=\"https:\/\/blog.flipbuilder.com\/wp-content\/uploads\/2024\/02\/PDF-textbook-Open-Textbook-Library.png\"><img decoding=\"async\" src=\"https:\/\/blog.flipbuilder.com\/wp-content\/uploads\/2024\/02\/PDF-textbook-Open-Textbook-Library.png\" alt=\"PDF\u6559\u79d1\u66f8\" class=\"wp-image-7141\" width=\"839\" height=\"480\"\/><\/a><\/figure>\n\n\n\n<br>\n\n\n\n<h2 class=\"wp-block-heading\" data-no-translation=\"\">9. <a href=\"https:\/\/bookboon.com\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Bookboon<\/a><\/h2>\n\n\n\n<p>Bookboon \u3067\u306f\u3001\u4e8b\u524d\u767b\u9332\u306a\u3057\u3067\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3067\u304d\u308b\u7121\u6599\u306e PDF \u6559\u79d1\u66f8\u304c\u8c4a\u5bcc\u306b\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002STEM \u5206\u91ce\u3084\u30d3\u30b8\u30cd\u30b9\u306b\u71b1\u4e2d\u3057\u3066\u3044\u308b\u4eba\u306b\u3068\u3063\u3066\u306f\u3001\u983c\u308a\u306b\u306a\u308b\u5834\u6240\u3067\u3059\u3002\u3053\u306e\u6559\u79d1\u66f8\u30b5\u30a4\u30c8\u306b\u306f\u8a55\u4fa1\u3068\u30ec\u30d3\u30e5\u30fc\u306e\u30b7\u30b9\u30c6\u30e0\u304c\u3042\u308a\u3001\u8aad\u8005\u306f\u672c\u3092\u8a55\u4fa1\u3057\u3001\u8aad\u3093\u3060\u5f8c\u306b\u30b3\u30e1\u30f3\u30c8\u3092\u6b8b\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002Bookboon \u306b\u306f\u3001\u30aa\u30f3\u30e9\u30a4\u30f3\u3067\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u3067\u304d\u308b\u30aa\u30fc\u30c7\u30a3\u30aa\u30d6\u30c3\u30af\u3082\u591a\u6570\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><a href=\"https:\/\/blog.flipbuilder.com\/wp-content\/uploads\/2024\/02\/textbook-site-Bookboon.png\"><img decoding=\"async\" src=\"https:\/\/blog.flipbuilder.com\/wp-content\/uploads\/2024\/02\/textbook-site-Bookboon.png\" alt=\"\u6559\u79d1\u66f8\u30b5\u30a4\u30c8\" class=\"wp-image-7142\" width=\"839\" srcset=\"https:\/\/blog.flipbuilder.com\/wp-content\/uploads\/2024\/02\/textbook-site-Bookboon.png 822w, https:\/\/blog.flipbuilder.com\/wp-content\/uploads\/2024\/02\/textbook-site-Bookboon-300x164.png 300w, https:\/\/blog.flipbuilder.com\/wp-content\/uploads\/2024\/02\/textbook-site-Bookboon-768x419.png 768w, https:\/\/blog.flipbuilder.com\/wp-content\/uploads\/2024\/02\/textbook-site-Bookboon-18x10.png 18w\" sizes=\"(max-width: 822px) 100vw, 822px\" \/><\/a><\/figure>\n\n\n\n<br>\n\n\n\n<h2 class=\"wp-block-heading ignore\" data-no-translation=\"\">In Conclusion<\/h2>\n\n\n\n<p>\u5370\u5237\u3055\u308c\u305f\u6559\u79d1\u66f8\u306e\u30b3\u30b9\u30c8\u306f\u9a5a\u304f\u307b\u3069\u9ad8\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u7121\u6599\u306e\u30c7\u30b8\u30bf\u30eb\u6559\u79d1\u66f8\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u5229\u7528\u3057\u3066\u307f\u307e\u305b\u3093\u304b\uff1f\u30ea\u30b9\u30c8\u306b\u3042\u308b\u30c8\u30c3\u30d79\u306e\u6559\u79d1\u66f8\u30b5\u30a4\u30c8\u3067\u306f\u3001\u5e45\u5e83\u3044\u30c7\u30b8\u30bf\u30eb\u6559\u79d1\u66f8\u306b\u81ea\u7531\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u307e\u3059\u3002PDF\u6559\u79d1\u66f8\u3092\u7121\u6599\u3067\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3066\u3001\u7c21\u5358\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u306a\u30c7\u30b8\u30bf\u30eb\u6559\u79d1\u66f8\u3092\u4f5c\u6210\u3057\u305f\u3044\u5834\u5408\u306f\u3001 <a href=\"https:\/\/jp.flipbuilder.com\/flip-pdf\/\" target=\"_blank\" rel=\"noreferrer noopener\">Flip PDF Plus<\/a> \u3042\u306a\u305f\u306e\u7a76\u6975\u306e\u30c4\u30fc\u30eb\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-2 wp-block-buttons-is-layout-flex\" style=\"margin-top:35px;margin-bottom:35px\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-white-color has-text-color has-background wp-element-button\" href=\"https:\/\/download.flipbuilder.com\/index.php?platform=win&amp;product=pro&amp;utm_source=blog&amp;utm_medium=post&amp;utm_campaign=cta\" style=\"background:linear-gradient(90deg,rgb(76,196,82) 0%,rgb(53,187,153) 100%)\"><strong>\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u7528<\/strong> <strong>Windows<\/strong><\/a><\/div>\n\n\n\n<div class=\"wp-block-button is-style-outline is-style-outline--c65d4663930f6b941455f951dbe9e0bd\"><a class=\"wp-block-button__link has-white-color has-black-background-color has-text-color has-background wp-element-button\" href=\"https:\/\/download.flipbuilder.com\/index.php?platform=mac&amp;product=pro&amp;utm_source=blog&amp;utm_medium=post&amp;utm_campaign=cta\"><strong>Mac 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