Tutorials & How-To
71 sites
http://ruby-doc.org/docs/ruby-doc-bundle/Tutorial/part_01/objects.html
A beginner-friendly Ruby programming tutorial that introduces core concepts like objects, classes, and methods using clear tables and plain-language comparisons to familiar ideas. Hosted on ruby-doc.org, this lesson walks newcomers through Ruby's type system, class notation conventions, and type conversion methods with concise code examples.
http://9houses.org/
JJMK focuses on electricity saving tips and energy conservation, offering guidance on the best ways to reduce power consumption at home. The site covers energy saving devices and practical strategies for cutting electricity costs.
https://ohheybrian.com/blog/2025/01/blog-questions-challenge-2025
Brian Bennett is a teacher from Buchanan, Michigan who has been blogging about education technology, teaching, and classroom innovation since the early 2010s. This particular post is a meta-challenge reflecting on his blogging journey, platforms used over the years, and favorite posts, offering a candid look into the life of an educator-turned-blogger.
https://gcse.com/
GCSE.com, created by A P Harmsworth, offers award-winning revision tutorials and exam tips for students studying GCSE and IGCSE subjects including English, French, German, ICT, Maths, and Physics. With coursework guidance, revision tips, and downloadable resources, it serves as a practical study companion for UK secondary school students and their teachers.
https://homeschoolersresources.blogspot.com/p/physical-science.html
Marty's homeschool resource page compiles links, videos, lab reports, and module-by-module guides for Apologia's Physical Science curriculum, aimed at parents teaching their kids at home. Each module is broken out individually with supporting materials covering topics like the scientific method, lab notebooks, and hands-on experiments.
http://icanworkthisthing.com/
ICanWorkThisThing.com is an online directory and repository of manuals, cheat sheets, and quick guides for consumer electronics, amateur radio equipment, and assistive technology. Maintained by Bibles for the Blind, Inc., the site specifically serves the blind and visually handicapped community with resources like VoiceOver guides for Apple devices and instructions for radio scanners.
https://luckyuke.nekoweb.org/
Lucky Uke is a beginner-friendly ukulele learning site created by Defazed, offering self-written articles on getting started and chord work for aspiring uke players. It positions itself as a handy self-learning tool rather than a full course, making it a great complement to lessons or solo practice.
http://galileoandeinstein.physics.virginia.edu/home.html
Professor Michael Fowler of the University of Virginia presents a comprehensive physics course tracing the scientific revolutions sparked by Galileo, Newton, and Einstein, from Babylonian mathematics through relativity. The site includes full lecture notes, homework and exam questions, applets, flashlets, and supplementary teaching materials originally developed for high school physics teachers.
https://vtaide.com/png/puzzles.htm
A collection of interactive browser-based puzzles and logic games designed for children, covering math triangles, magic squares, matchstick puzzles, sliding tiles, river crossing challenges, and sorting activities. Hosted by Virtual Teacher Aide, the site offers hands-on drag-and-click gameplay that builds skills in visual discrimination, number recognition, and logical thinking across multiple difficulty levels.
https://cogdog.info/
Alan Levine, known online as CogDog, is a veteran web educator and consultant who has been building open web tools, storytelling projects, and digital learning resources since the early 1990s. His landing page showcases a career devoted to connected learning, open education, WordPress-based tools like SPLOT, and creative web storytelling experiments such as ds106 and 50+ Web 2.0 Ways To Tell a Story.