Valuable Online Educational Resources

A curated list of high-quality websites, databases, and platforms offering educational content, lessons, research materials, and support for various learning needs.

General Learning Platforms

Websites offering comprehensive courses, video lessons, and practice resources across multiple subjects and grade levels.

• Khan Academy: Extensive library of free video lessons, articles, and practice exercises for Math, Science, Computing, Arts & Humanities, Economics, and Test Prep. (Free)
• Coursera / edX: While often focused on higher education, they offer some courses and content suitable for advanced high school students or specific interests. (Audit many courses for free, certificates/degrees paid)
• CK-12 Foundation: Provides free, customizable K-12 STEM content including digital textbooks ("FlexBooks"), simulations, and practice exercises. (Free)
• TED-Ed: Engaging animated educational videos on a vast range of topics, often accompanied by quizzes and discussion prompts. (Free)

Subject-Specific Resources

Find dedicated resources offering in-depth information, activities, and tools for specific academic subjects.

• Math: Wolfram MathWorld (Reference), Desmos (Graphing Calculator & Activities), Art of Problem Solving (Advanced Math Resources).
• Science: NASA Websites (Space & Earth Science), National Geographic Kids, HowStuffWorks, Mystery Science (Elementary Focus).
• History & Social Studies: Library of Congress (Primary Sources), Google Arts & Culture, Smithsonian Learning Lab, iCivics (Civics Education Games).
• Language Arts: Project Gutenberg (Free eBooks), NoRedInk (Grammar & Writing Practice), ReadWriteThink (Lesson Plans & Activities).
• Arts: Google Arts & Culture, Virtual Museum Tours, Chrome Music Lab.

Reference & Research Tools

Online encyclopedias, dictionaries, citation tools, and databases suitable for student research projects and homework help.

• Wikipedia / Simple English Wikipedia: Good starting point for general information (verify sources). Simple English version is great for younger learners or ESL students. (Free)
• Britannica School / Britannica Kids: Reliable online encyclopedia tailored to different reading levels. (Often accessible via school/library subscription)
• Merriam-Webster / Dictionary.com: Online dictionaries and thesauruses.
• Google Scholar: Search engine specifically for scholarly literature across many disciplines.
• Your Local Library's Online Databases: Libraries often subscribe to numerous high-quality databases (like JSTOR, EBSCO) accessible with a library card.
• Citation Machine / EasyBib: Tools to help format citations in various styles (MLA, APA, Chicago). (Free basic features, paid premium)