https://www.dummies.com/
Dummies is a series of instructional and reference books for beginners, covering various topics including computer science, programming, mathematics, science, history, music, languages, and more. These materials are usually written in simple and understandable language, with the use of diagrams and examples to help beginners better understand and grasp knowledge.
https://stackexchange.com/
Stack Exchange is a knowledge-sharing community that includes multiple question and answer websites covering various topics such as programming, mathematics, science, and more. On Stack Exchange, users can ask questions to other users and also answer questions from others. The unique feature of this website is its community-based rating mechanism, where users can vote and evaluate questions and answers to improve their quality and credibility.
https://learn-anything.xyz/
Learn Anything is an innovative learning platform that selects the most effective learning paths through community voting and other methods. The knowledge graph of this website is created and maintained by users and experts, covering multiple domains such as programming, history, mathematics, science, and more. On this website, users can browse the knowledge graph to find topics of interest and discover related courses, articles, books, and other learning resources.
https://scratch.mit.edu/
Scratch is a programming language and online community designed for children and beginners. This website provides a graphical programming interface that allows users to create animations, games, stories, and more by dragging and combining different code blocks. Scratch's programming language is very intuitive and easy to understand, making it ideal for beginners learning programming.
https://www.datacamp.com/
Datacamp is an interactive data science learning website that offers a wide range of data science and machine learning courses. It helps learners set learning goals and improve learning efficiency through Career Tracks and Skill Tracks. It is recommended for all beginners in data science.
https://www.udacity.com/
Udacity is an online learning platform that offers both free and paid courses covering multiple fields including computer science, data science, artificial intelligence, business, and career development. The courses on this website are designed by industry experts and renowned university professors, with high-quality content and teaching, and provide skill certifications.
https://learn.adafruit.com/
Learn.adafruit.com is an online learning platform for electronics and DIY projects. This website provides a wealth of tutorials and resources to help learners build various electronic projects using development boards such as Arduino and Raspberry Pi. The tutorials on this website are very detailed and suitable for beginners and experienced enthusiasts.
https://edu.gcfglobal.org/en/
gcfglobal is an online learning platform that provides free tutorials and resources. The tutorials on this website cover multiple domains including computer and technology, mathematics, life skills, and career development. These tutorials aim to help learners improve their skills and knowledge to better cope with challenges in real life and work.