~ Early Web Links ~

Alastair Creelman's long-running blog explores the intersection of technology and education, covering e-learning, digital conferences, online tools, and reflections on the evolving digital landscape. Written from the perspective of an experienced education technologist, the blog offers thoughtful commentary on topics like social media, digital preservation, and learning technology trends.

Chapter Two of 'Eyes on the Sky, Feet on the Ground,' an educational astronomy resource hosted by Harvard, explains the causes of Earth's seasons through clear text and diagrams. It walks students through the tilt of Earth's axis, how it affects hemispheric sunlight, and includes hands-on discussion questions and experiments for deeper learning.

Produced by the Florida Center for Instructional Technology at the University of South Florida, this guide walks beginners through the fundamentals of the Internet, from what the web is and how browsers work to navigation basics and productivity tools. It covers the history of the Internet from its ARPA origins through to modern use, making it a solid introductory reference for educators and students alike.

Michael A. Nielsen's free online book 'Neural Networks and Deep Learning' provides a comprehensive, mathematically grounded introduction to deep learning concepts including backpropagation, gradient descent, and convolutional networks. The book is structured as a series of detailed chapters with exercises, code implementations, and visual proofs, making it an exceptional self-study resource for anyone learning AI and machine learning fundamentals.

Cyberphysics is a comprehensive web-based physics revision resource written by a qualified British physics teacher, covering GCSE and A-Level topics including atomic physics, electricity, radioactivity, waves, and medical physics. Winner of the IOP Web Awards in 2010, it serves students at KS3, KS4, and KS5 levels as well as their parents and teachers.

This to That is a practical reference tool that tells you exactly which adhesive to use when bonding any two materials together, covering combinations of ceramic, glass, metal, wood, rubber, vinyl, and more. Running since 1999, the site includes extras like glue trivia, a Glue of the Month feature, and an FAQ, making it a surprisingly charming and genuinely useful niche resource.

DJT (Daily Japanese Thread) is a comprehensive guide for self-studying Japanese, originally rooted in the 4chan /a/ community before being migrated here. It offers curated resources including Anki startup guides, grammar references, kana lessons, manga reading lists, and a massive cornucopia of learning tools for beginners through advanced learners.

Critical Thinking Web, maintained by Joe Lau of the University of Hong Kong's Philosophy Department, offers over 100 free tutorials covering logic, argument analysis, fallacies, scientific methodology, statistics, and more. Used by schools and universities worldwide, it is a comprehensive and well-organized hub for developing reasoning and thinking skills at any level.

Mr. Donn's site offers a large collection of free PowerPoint presentations covering ancient history, American history, world history, mythology, holidays, and geography, all designed for classroom use with kids in grades 5 and 6. Created by Lin Donn and illustrated by Phillip Martin, this educator resource includes presentations on topics ranging from Mesopotamia and ancient Egypt to the Civil War and Buddhism.

A deep-dive technical tutorial site covering every aspect of NTSC color television, from scanning and sync to color encoding, digital TV graphics, and VCR circuits. With over 300 URLs spanning 90 subjects, it walks through the full signal chain from antenna to CRT with historical context including the original 1953 NTSC standards.