Select Star SQL is an interactive book designed to teach the SQL language through on-the-fly code execution lessons similar to code notebooks like Jupyter.
Cost / License
- Free
- Proprietary
Platforms
- Online


Select Star SQL is an interactive book designed to teach the SQL language through on-the-fly code execution lessons similar to code notebooks like Jupyter.


Agda is a dependently typed functional programming language. It has inductive families, i.e., data types which depend on values, such as the type of vectors of a given length. It also has parametrised modules, mixfix operators, Unicode characters, and an interactive Emacs...
Native speakers of the language you're learning will read your journal and correct your writing, one sentence at a time.
ConjuGato will help you master the hardest part of Spanish – verb conjugations. With ConjuGato you don't need to type the answers – just think or say the correct verb and tap to check for yourself. This is the perfect app for practicing your conjugations on the go, whenever...




Explore Digital circuits online with CircuitVerse. With our easy to use simulator interface, you will be building circuits in no time. CircuitVerse contains most primary circuit elements from both combinational and sequential circuit design.







Youdao is a search engine released by Chinese internet leviathan, NetEase in 2007. It is the featured search engine of its parent company's web portal, 163.com, and lets users search for web pages, images, news, music, blogs, Chinese-to-English dictionary entries, and more.




Experts123 is a Question and Answer Encyclopedia that provides answers from an Expert community. Experts123 works to provide an answer to any well formulated question by any means possible.
The Zooniverse is home to the internet's largest, most popular and most successful citizen science projects. Our current projects are here but plenty more are on the way. If you're new to the Zooniverse, we suggest picking a project and diving in - the same account will...

Dedoose was designed from the ground up—by researchers, for researchers—to meet the needs of today’s social scientists working in academia, marketing, and education—virtually anyone looking for innovative software to facilitate the search for answers to research questions via...



Lexicon, atlas, dictionary, multilingual translations, concordance, commentary, topical index, greek, hebrew, interlinear, parallel reading, sermons, strongs, helps bible studies, timeline, library, cross reference, maps, images. Yeah, all that for free




The simplest way for Companies, Educational Institutions and Professional Associations to offer online classes and training sessions. With a simple click you can have your own training center on the Internet.



Omeka is a free, flexible, and open source web-publishing platform for the display of library, museum, archives, and scholarly collections and exhibitions. Its five-minute setup makes launching an online archive or exhibition as easy as launching a blog.



BeenAsked.com lets you search all the major questions & answers websites on the internet from one search box. Using this service can save you a lot of time and effort trying to find the answers you are looking for. BeenAsked.

Learn how to code in Java - on your iPhone or iPad, whenever and wherever you have a minute. With hundreds of bite-size lessons, projects, and challenges, getting started with app development has never been so convenient and fun.




SnapCode is a free Java IDE for education. SnapCode makes it easy to quickly build apps for the desktop and browser that are graphically rich and feature complete.




Interactive Web 2.0 periodic table with dynamic layouts showing names, electrons, oxidation, trend visualization, orbitals, isotopes, search. Full descriptions.

PLOS was founded in 2001 as a nonprofit Open Access publisher, innovator and advocacy organization with a mission to accelerate progress in science and medicine by leading a transformation in research communication.



MicroCode Studio is a powerful, visual Integrated Development Environment (IDE) with In Circuit Debugging (ICD) capability designed specifically for microEngineering Labs PICBASIC™ and PICBASIC PRO™ compiler.



UNIVERSITY EXPLORER is live! Find Master's/PhD programs worldwide, compare city expenses, convert fees to your currency & discover courses via quiz. Free on App Store & Play Store.




Nautilus is a different kind of science magazine. We deliver big-picture science by reporting on a single monthly topic from multiple perspectives. Read a new chapter in the story every Thursday.
Proche is a core technology news and blog site. We cover news from AI, IoT, Blockchain and Electronics Design. We invite all industry professionals to come and contribute to our platform. We want you all to join us to make this platform the #1 source of tech information.




