Directory
Published directory entries matching your search.
The Front End Interview Handbook provides free interview preparation resources for busy engineers, including quiz questions, JavaScript coding questions, algorithms questions and front end system design questions. The content is updated for 2026 and is community-vetted. The site states it is completely free to read.
Games for the Brain is a browser-based collection of quiz, memory and brain games intended to train thinking. Its catalogue includes puzzles such as Sudoku, Reversi, Minesweeper, Mahjongg Solitaire, Checkers and Chess as well as word games. The site is available in multiple languages.
Games by Will is a collection of browser games by Will Juseck, including Terminal, Capital Punishment, Math Blitz, Never Enough, 25th Amendment, Redundancy, Renter's Revenge, and The Lich's Dungeon. The games span genres such as strategy, horror text adventure, geography quiz, arcade speed math, satirical strategy, political strategy, narrative strategy, and fantasy roguelike.
Geometas is a site for finding GeoGuessr metas from Google Street View around the world and testing knowledge with quizzes. It lists metas by categories such as bollards, cars, license plates and street signs, and by regions including the Baltics, Nordics, Eastern Europe and Latin America. It also offers basic GeoGuessr tips and is described as free to use.
Gizmo is an AI-powered learning application. Users input the material they are learning, and the tool's AI converts it into flashcards. Quizzes use gamified elements, spaced repetition, and active recall techniques to support learning retention.
InfoPlease is a free online reference service that provides encyclopedia, almanac, atlas, biographical entries, dictionary, and thesaurus content. It also offers quizzes, daily historical facts, birthday information, and current news for users.
JavaScript Quiz offers interactive quizzes and practice challenges for testing JavaScript knowledge. It presents 10 random questions, and after a question is answered a button appears for reading the explanation.
JetPunk is a quiz website offering featured, user-created and random quizzes across topics such as geography, history and languages. The site also hosts charts, word searches, flash cards, blogs, badges and games, and includes a premium option.
The Multi-angle Imaging SpectroRadiometer (MISR) is a NASA instrument onboard the Terra satellite, presented by the Jet Propulsion Laboratory. The site offers news, events, image quizzes and visualizations including 3D globe animations, world maps and stereo anaglyphs. It also references a tool for the MISR Plume Height Project.
KaraFun is an online karaoke service with a catalog of songs across multiple genres, studio-quality recordings and music quizzes. It offers battle and quiz modes, a remote control for guests, offline sync, vocal match, and customization of key and tempo. A free option provides free songs and Premium song previews, and plans unlock all songs on any device.
LearnClash is a quiz duel app in which players face a real opponent 1v1 on general knowledge or a chosen topic. Every answer is explained, and missed questions return after 7 days. Duels are turn-based with a 72-hour window per turn. Duels, explanations and missed-question reviews are free, with no ads.
Randall's ESL Cyber Listening Lab is a website offering online English listening comprehension activities for ESL and EFL learners, with quizzes at easy, intermediate and difficult levels. It also provides English interviews, grammar lessons and culture videos, and has offered listening activities online since 1998.
LunchBox Sessions is an industrial training library focused on hydraulic and electrical troubleshooting. It offers lessons, 3D videos, quizzes, puzzles and interactive Live Schematic simulations covering basics, schematic reading, components and measurements. A Standard Membership costs $29/month or $249/year and includes unlimited access to all materials. An Instructor Membership is required to show materials to other people.
Macroinvertebrates.org is a taxonomy browsing site for aquatic macroinvertebrates. It presents insect orders, families and genera, including beetles, true flies, mayflies, dragonflies and stoneflies, with collection and taxa list views. It also provides an identification key, training materials, a practice quiz, a glossary and a PocketMacros app.
The Mainichi is the English-language edition of the Mainichi Shimbun, described as Japan's oldest newspaper. It publishes news, analysis and features on Japanese politics, business, society, culture and world events, along with photos, videos, opinion pieces and news quizzes.
Muzify is a free browser-based song-guessing quiz. Players pick an artist, hear five seconds of a real recording, and choose the song title from four options. Other formats include Muzify Daily, one song a day with six typed guesses, and Clash, in which players send a challenge link to a friend. Quizzes can also be browsed by genre.
NoteKnight is an online flashcard and study platform for creating, organizing, and studying flashcards via a web browser. Core features including flashcard creation, active recall-focused study modes, and public set browsing are free, with free plan limits on AI tools and image uploads. Users can import Quizlet flashcards, share set links, and print sets. A paid NOBLE subscription offers ad-free access, unlimited AI tools, image uploads, and focus mode, with no dedicated mobile app available.
Old Time Radio Downloads offers thousands of free old time radio shows for download or stream. The recordings date mostly from before 1964 and include adventure, comedy, mystery, detective, quiz, thriller and western programs. Downloaded shows can be heard on a computer or MP3 player, or copied to a CD.
On This Day presents historical events, birthdays, deaths, photos and famous people tied to a chosen date, spanning from 4000 BC to today. It also has sections for film, television, music and sport, plus quizzes, weddings, divorces and fun facts.
OSINT Dojo is a curated resource directory covering general OSINT and methodology, article publishing platforms, CTFs and quizzes, video streaming platforms, and other uses of OSINT. It also lists archived or deleted content, collection tools, cryptocurrency and dark web resources, and domain, website and networking tools. A link is provided to submit a resource or broken link.
PoliticalTests is a website that links to a collection of political quizzes made by its author, gathered in one place for easier access. The listed tests include RightValues, 10Groups, AuthValues, 12Axes, 6Foundations and others, some based on 8values, SapplyValues and the Moral Foundations Theory. It also links to unrelated tests such as 8Values.
RemNote is an AI-powered study tool for students. It lets users upload PDFs, videos, or notes to instantly generate AI flashcards, quizzes, summaries, and explanations, and includes note-taking, spaced repetition, an exam scheduler, PDF annotation, and an AI tutor.
Revisely is an AI-powered learning platform with GCSE and A-Level revision notes, exam questions and past papers, plus tools that generate flashcards, quizzes and summaries from user materials. Generated content can be shared with peers or instructors. It began as a site for UK students preparing for exams and now serves students and professionals.
SearchifyX is a fast flashcard searcher tool and the predecessor to Searchify. It acts as a webscraper for Quizlet, Quizizz, and Brainly, letting users query questions from these sites and sort results by similarity to the input query. The tool includes a screen OCR scanner, customizable global hotkeys, and stealth features to prevent websites from detecting window focus changes, and is available as both a GUI application and CLI tool for Linux, Mac OS, and Windows. It was created strictly for educational purposes to demonstrate asynchronous webscraping in Python, requiring Python 3.8 dependencies and Tesseract for OCR functionality.
