2.2 KiB
通用
可以用于多个，跨学科的资源。
Khan Academy
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On Khan Academy, you are offered with free recorded lessons of a specturm of subjects, including Mathematics, Natural Science, Social Science, Arts, Humanities and Languages.
It has produced over 8,000 video lessons teaching a wide spectrum of academic subjects, originally focusing on mathematics and sciences. All resources are available for free to users of the website and application.
As of 2018, over 70 million people use Khan Academy, out of which 2.3 million students use it to prepare for the SAT.
As of February 2022, the Khan Academy channel on YouTube has 7.11 million subscribers and Khan Academy videos have been viewed more than 1.94 billion times.
This website is also extremely useful if you are preparing for the Advance Placement (AP) exams.
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营业范围
It offers
- Math: Pre-K - 8th grade
- Math: Get Ready Courses
- Math: High School & College
- Test Prep
- Science
- Computing
- Arts & Humanities
- Economics
- Reading & Language Arts
- Life Skills
特性
- Free
- Interactive
Seneca
简介
You can find some free resource for IGCSE or A-Level. It offers a great number of free and paid study materials of nearly every subject.
EDX
简介
麻省理工和哈佛大学的大规模开放在线课堂平台，大部分是英文的，但可以听清华、北大、香港大学、香港科技大学的课程
Physics & Maths Tutor
简介
Includes detailed notes for different subjects in IGCSE and A-Level.
Pastpapers.co
简介
 Website for past papers and mark schemes
Professor Dave Explains
简介
A youtube channel covering knowledge from humanities to natural science. The contents about Biology and Chemistry are especially recommended.