100 محبوب ترین آموزش / مرجع وب سایت ها
تاپ جدید را کشف کنید آموزش / مرجع وب سایت ها در جهان بر اساس رتبه بندی، ترافیک و تعامل مانند wikipedia, wikimedia یا mit.
Wikipedia is a free online encyclopedia, created and edited by volunteers around the world and hosted by the Wikimedia Foundation.
Wikimedia is a global movement whose mission is to bring free educational content to the world.
MIT - Massachusetts Institute of Technology.
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Catch the finest finance-related headlines on our site. Additionally, we consistently produce articles relevant to this industry. Click the link to learn.
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We unlock the potential of millions of people. Our qualifications, assessments, academic publications and original research spread knowledge and spark enquiry.
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Dictionary.com is the world’s leading online source for English definitions, synonyms, word origins and etymologies, audio pronunciations, example sentences, slang phrases, idioms, word games, legal and medical terms, Word of the Day and more. For over 20 years, Dictionary.com has been helping millions of people improve their use of the English language with its free digital services.
Explore the fact-checked online encyclopedia from Encyclopaedia Britannica with hundreds of thousands of objective articles, biographies, videos, and images from experts.
The dictionary by Merriam-Webster is America's most trusted online dictionary for English word definitions, meanings, and pronunciation. #wordsmatter
First published in 1869, Nature is the world’s leading multidisciplinary science journal. Nature publishes the finest peer-reviewed research that drives ground-breaking discovery, and is read by thought-leaders and decision-makers around the world.
Academia.edu is a place to share and follow research.
College Board is a non-profit organization that clears a path for all students to own their future through the AP Program, SAT Suite, BigFuture, and more.
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JSTOR is a digital library of academic journals, books, and primary sources.
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The world’s largest and most trusted free online thesaurus. For over 20 years, Thesaurus.com has been helping millions of people improve their mastery of the English language and find the precise word with over 3 million synonyms and antonyms.
A Computer Science portal for geeks. It contains well written, well thought and well explained computer science and programming articles, quizzes and practice/competitive programming/company interview Questions.
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Learn today, build a brighter tomorrow. | Code.org.
Edité par des journalistes expérimentés, The Conversation offre des analyses informées et nourrit le débat sur les grands sujets qui touchent la planète. Mais nous suivons également à la loupe les dernières découvertes et les derniers travaux du secteur académique et de la recherche.
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Reverso's free online translation service that translates your texts between English and French, Spanish, Italian, German, Russian, Portuguese, Hebrew, Japanese, Arabic, Dutch, Polish, Romanian, Turkish.
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Semantic Scholar uses groundbreaking AI and engineering to understand the semantics of scientific literature to help Scholars discover relevant research.
ストップいじめ！ナビでは、いじめに悩む子どものための情報を発信しています。いじめや嫌がらせから抜け出す方法は、必ずあります。電話やメールで相談したり、いま起きていることをメモに記録したり、他の人たちの経験を参考にしたり、イザとなったら弁護士や警察に相談することだってできます。いじめを克服するにはいろいろな方法があります。
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UTouch是為年青人而設的網上一站式平台，提供不同類型的資訊、互動分享、專業評估及網上輔導服務。
Home | University of California, Berkeley.
The University of Colorado Boulder is a bold, innovative community of scholars and learners who accelerate human potential to solve the humanitarian, social and technological challenges of our time. Come to CU Boulder and discover what you can be.
MDPI is a publisher of peer-reviewed, open access journals since its establishment in 1996.
Wiktionary.
Search and explore the millions of quality, peer-reviewed journal articles published under the Taylor & Francis and Routledge imprints.
Cornell University is a private research university that provides an exceptional education for undergraduates and graduate and professional students. Cornell's colleges and schools encompass more than 100 fields of study, with locations in Ithaca, New York, New York City and Doha, Qatar.
Sangath | .
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ACS is one of the world’s largest scientific societies and the premier home of chemistry professionals. Find career opportunities, educational resources and more.
ArXiv.org e-Print archive.
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The University of Minnesota, Twin Cities is among the nation’s top public research universities offering a wide range of undergraduate and graduate programs.
Advancing excellence, connecting chemical scientists and shaping the future of the chemical sciences for the benefit of humanity.
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World’s most popular online marketplace for original educational resources with more than four million resources available for use today.
Blackboard is a leading global educational technology solution for Higher Ed, K-12, business, and government, connecting education to the power of technology.
The University of Toronto is a globally top-ranked public research university in Toronto, Ontario, Canada.
University of California San Diego.
Open-access publisher of peer-reviewed scientific articles across the entire spectrum of academia. Research network for academics to stay up-to-date with the latest scientific publications, events, blogs and news.
Borrow eBooks, audiobooks and videos from thousands of public libraries worldwide.
The University of British Columbia is a global centre for research and teaching, consistently ranked among the top 20 public universities in the world.
The University of Wisconsin is a top-ranked research institution located in Madison, Wisconsin, providing exceptional education opportunities to undergraduates, graduate and professional students.
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Purdue University is a world-renowned, public research university that advances discoveries in science, technology, engineering and math. With its flagship campus in West Lafayette, Indiana, Purdue is a land-grant university with a system that has statewide campuses and online, adult-learning and polytechnic programs.
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One of the world's leading research and teaching institutions. Catalyzing discovery, accelerating solutions, sustaining life on Earth, and preparing students for active citizenship.
Information for students, alumni, and parents from Illinois flagship public university, a world leader in research, teaching, and public engagement.
Australia's Number One university and world leader in education, teaching and research excellence. We offer a vast range of coursework and research programs.
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UCLA advances knowledge, addresses pressing societal needs and creates a university enriched by diverse perspectives were all individuals can flourish.
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Michigan State University.
Soutien scolaire de maths en ligne. Cette année, plus de 13 millions d’enfants apprennent avec IXL. Accès illimité à tous les exercices de maths auto-corrigés GS, CP, CE1, CE2, CM1, CM2 et 6e. Programme officiel. Grâce aux questions interactives et prix virtuels vos enfants sont motivés. Apprendre et réviser. La réussite pour tous en maths.
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Columbia University in the City of New York.
Usp.br is ranked number 3143 in the world and links to network IP address 200.144.248.41.
SAGE is a global academic publisher of books, journals, and a growing suite of library products and services.
Turnitin solutions promote academic integrity, streamline grading and feedback, deter plagiarism, and improve student outcomes.
Free online dictionaries - Spanish, French, Italian, German and more. Conjugations, audio pronunciations and forums for your questions.
Codecademy is the easiest way to learn how to code. It's interactive, fun, and you can do it with your friends.
UCL is consistently ranked as one of the top ten universities in the world (QS World University Rankings 2010-2022) and is No.2 in the UK for research power (Research Excellence Framework 2021).
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The University of Texas at Austin is a bold, ambitious leader, providing a first-class education and the tools of discovery to more than 51,000 students.
The University of Auckland is New Zealand’s world-ranked university.
We live our purpose, mission and values every day and we do this in one of the most incredible places on Earth. At the University of Arizona, everywhere you look is filled with wonder.
LanguageTool is a free online proofreading service for English, Spanish, and 20 other languages. Instantly check your text for grammar and style mistakes.
Find the path to what's possible. We apply the science of learning to create innovative solutions to improve education outcomes around the world.
Wikisource.
Popular Mechanics inspires, instructs and influences readers to help them master the modern world, whether it's practical DIY home-improvement tips, gadgets and digital technology, information on the newest cars or the latest breakthroughs in science.
Arizona State University | Arizona State University.
Find the best kids books, learning resources, and educational solutions at Scholastic, promoting literacy development for over 100 years.
Compute answers using Wolfram's breakthrough technology & knowledgebase, relied on by millions of students & professionals. For math, science, nutrition, history, geography, engineering, mathematics, linguistics, sports, finance, music…
UC Davis | UC Davis.
Die RWTH Aachen ist ein Ort, an dem die Zukunft unserer industrialisierten Welt gedacht wird - Thinking the Future
Free digital tools for class activities, graphing, geometry, collaborative whiteboard and more
Online Tutorials Library.
Scientific American is the essential guide to the most awe-inspiring advances in science and technology, explaining how they change our understanding of the world and shape our lives.