{"id":14344,"date":"2026-10-10T18:46:18","date_gmt":"2026-10-10T18:46:18","guid":{"rendered":"https:\/\/pgamo.com\/?post_type=lp_course&#038;p=14344"},"modified":"2026-10-10T18:46:18","modified_gmt":"2026-10-10T18:46:18","slug":"grade-8-science","status":"publish","type":"lp_course","link":"https:\/\/pgamo.com\/ceb\/courses\/grade-8-science\/","title":{"rendered":"Grade 8 Science"},"content":{"rendered":"<p>A free Grade 8 course from the PGAMO Free K\u201312 School, built on Core Knowledge Science (OpenSciEd). Units: Contact Forces, Sound Waves, Forces at a Distance, Earth in Space, Genetics, Natural Selection and Common Ancestry.<\/p>\n<p>Every lesson has the chapter\u2019s pages to read right on screen, the Big Question, words to know, talk-it-over questions with answers for the teacher, and activity pages to print. Each unit ends with a short quiz, and every unit has a printable study pack for learning offline.<\/p>\n<p class=\"pgfs-credit\">CKSci 6\u20138 was originally developed and authored by OpenSciEd (www.openscied.org), licensed under a Creative Commons Attribution 4.0 International License (CC BY 4.0). Additions marked \u201cCore Knowledge Science Literacy\u201d are the work of the Core Knowledge\u00ae Foundation (www.coreknowledge.org), made available through licensing under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License. This does not in any way imply that OpenSciEd or the Core Knowledge Foundation endorses this work. PGAMO added the lesson pages, study packs and quizzes layout, and shares them under the same license. <a href=\"https:\/\/creativecommons.org\/licenses\/by-nc-sa\/4.0\/\" rel=\"license noopener\" target=\"_blank\">CC BY-NC-SA 4.0<\/a> \u00b7 <a href=\"https:\/\/www.coreknowledge.org\/download-free-curriculum\/\" target=\"_blank\" rel=\"noopener\">Core Knowledge Science (OpenSciEd)<\/a>. Free for everyone \u2014 this course may never be sold.<\/p>\n\n    <div class=\"xs_social_share_widget xs_share_url after_content \t\tmain_content  wslu-style-1 wslu-share-box-shaped wslu-fill-colored wslu-none wslu-share-horizontal wslu-theme-font-no wslu-main_content\">\n\n\t\t\n        <ul>\n\t\t\t        <\/ul>\n    <\/div>","protected":false},"excerpt":{"rendered":"<p>Free Grade 8 course: Contact Forces, Sound Waves, Forces at a Distance, Earth in Space, Genetics, Natural Selection and Common Ancestry. Read, discuss, do the activities and take the unit quizzes \u2014 online or offline.<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","course_category":[54,59],"course_tag":[],"class_list":["post-14344","lp_course","type-lp_course","status-publish","hentry","course_category-free-k12-school","course_category-free-school-grade-8","course"],"_links":{"self":[{"href":"https:\/\/pgamo.com\/ceb\/wp-json\/wp\/v2\/lp_course\/14344","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pgamo.com\/ceb\/wp-json\/wp\/v2\/lp_course"}],"about":[{"href":"https:\/\/pgamo.com\/ceb\/wp-json\/wp\/v2\/types\/lp_course"}],"author":[{"embeddable":true,"href":"https:\/\/pgamo.com\/ceb\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/pgamo.com\/ceb\/wp-json\/wp\/v2\/comments?post=14344"}],"version-history":[{"count":1,"href":"https:\/\/pgamo.com\/ceb\/wp-json\/wp\/v2\/lp_course\/14344\/revisions"}],"predecessor-version":[{"id":14349,"href":"https:\/\/pgamo.com\/ceb\/wp-json\/wp\/v2\/lp_course\/14344\/revisions\/14349"}],"wp:attachment":[{"href":"https:\/\/pgamo.com\/ceb\/wp-json\/wp\/v2\/media?parent=14344"}],"wp:term":[{"taxonomy":"course_category","embeddable":true,"href":"https:\/\/pgamo.com\/ceb\/wp-json\/wp\/v2\/course_category?post=14344"},{"taxonomy":"course_tag","embeddable":true,"href":"https:\/\/pgamo.com\/ceb\/wp-json\/wp\/v2\/course_tag?post=14344"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}