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6 votes

Free mobile alternative to step-by-step-solution feature of Wolfram Alpha Pro?

SymPy Gamma is a free web application based on SymPy. It returns step-by-step solutions for some types of high school / college math problems, for example: Find the derivative of x*sin(x)**2 ...
it is what it is's user avatar
5 votes
Accepted

Free binary file editor that shows byte values in binary and/or decimal

The latest update of HxD was released in July 2018 and among its new features is the Data Inspector. This is a display pane which is open by default and shows various interpretations of the data at ...
John Y's user avatar
  • 817
4 votes

Is there a LOGO interpreter that actually has a turtle?

Here is another online Logo available at https://vrmath2.net/VRM2. I hope the 3D Turtle is good looking enough. If not, it can be changed to a fish or airplane. This Logo allows open/save logo files ...
Andy Yeh's user avatar
3 votes

Teaching basics of programming to a smart 3-year old?

I really do not know if that age is suitable for learning programming. Smart is totally subjective. At that age, some exercises could be logical, sequences. For example on the rabbit and the turtle ...
Rafael's user avatar
  • 632
2 votes
Accepted

Mobile, hands free (audio only) ear training

I have developed an app that does just what you describe. Currently it features intervals, chords, scales, and perfect pitch training. There is also a random mode where you can shuffle all the above. ...
Avocado2048's user avatar
2 votes

Programming environment to teach kids about the concepts of programming

You could also try Netlogo - it is more a modeling environment and quite advanced actually. However simple models contain few GUI elements and very few lines of code. It is free and probably open ...
knb's user avatar
  • 2,960
2 votes

Programming environment to teach kids about the concepts of programming

I would use a tool which gets used in real life instead of something which was created for teaching. Why not use PyCharm as IDE and a very simple basic example? As basic example I suggest: Print ...
guettli's user avatar
  • 207
2 votes

CMS for a site with lessons, tests, and scoring of papers

What you're actually looking for is not a CMS, but an LMS, or "Learning management system". This is a fairly well-established sector, quite separate from the CMS sector. The most popular product I ...
Simba's user avatar
  • 151
2 votes

Software to create exams

Seems like you should definitely have a look at the Drupal CMS (I recommend version 7, not yet 8 since it is not mature enough). And then combine it with either of these contributed modules, which are ...
Pierre.Vriens's user avatar
2 votes
Accepted

Android app for learning German (exclusively) vocabulary?

The dict.cc app has a premium vocabulary learning feature, works offline, is focused on vocabulary and shows the gender with the words (so no der die das but m f n). Unfortunately I don't know about ...
palsch's user avatar
  • 203
2 votes

Web app for learning American Sign Language

As a native sign language user I highly suggest you start with lifeprint.com it is excellent for the free YouTube videos and the dictionary explains the many nuances and uses of each word. It helps a ...
adamlogan's user avatar
  • 171
2 votes

Is there a LOGO interpreter that actually has a turtle?

turtleSpaces https://turtlespaces.org is a fully-featured Logo interpreter with both a web version and application binaries for Windows, MacOS and Linux. It has dozens of examples you can browse ...
Melody Ayres-Griffiths's user avatar
2 votes
Accepted

Multiple-choice, spaced-repetition flashcards for Android

I haven't tried this yet, but it claims to be what you need. (If "Works Offline" means on Android and/or Windows) https://ankiweb.net/shared/info/947272864 It's a flashcard template for the ...
TCK's user avatar
  • 36
2 votes

Educational games to master unix command line?

Not a game, but the Cisco NetAcad Linux book/course has an emulator built into it that is really really good, and can actually grade lab exercises. But to keep it on topic, the games/fun stuff/...
ivanivan's user avatar
  • 2,488
2 votes

Educational games to master unix command line?

This page offers a web-based game (which you can download) to learn basic shell cmds: Terminus, http://web.mit.edu/mprat/Public/web/Terminus/Web/main.html Also find it on a link from her site: http://...
clp2's user avatar
  • 21
2 votes

Software to manage divisions and inventory on a building

My recommendation would be to look into Sketchup. https://www.sketchup.com/ From 100+ EUR/year, free limited web-based version that requires registration.
Joe Williamsen's user avatar
2 votes

Android application for learning Chinese stroke characters in radicals and stroke groups

I personally use an app called Kanji Study with the outliner add-on. It has a radical dictionary and shows the radicals composing a Kanji. With the add-on, you'll also see the different components of ...
CShark's user avatar
  • 121
1 vote

Free mobile alternative to step-by-step-solution feature of Wolfram Alpha Pro?

Open Omnia is an alternative to Wolfram Alpha Pro and Symbolab. Disclaimer: I am the developer. You can find the web application here: https://openomnia.com and the android app here: https://play....
Lloyd Gordon's user avatar
1 vote

Free mobile alternative to step-by-step-solution feature of Wolfram Alpha Pro?

Integral Calculator & Derivative Calculator websites https://www.integral-calculator.com/ https://www.derivative-calculator.net/ Features: Both are free-to-use websites, which are also ...
ComFreek's user avatar
  • 2,848
1 vote

An application to learn English

I would suggest Anki. Various collections of English words are available, such as 4000 Essential English Words.
Bill Bell's user avatar
  • 316
1 vote

Software service to retain coursework

Have a look at NimbleNotes. What you can do: you create your study notebooks, where you can input your files, texts like course summary, code, images, links, questions, definitions, LaTex math, etc. ...
Alex's user avatar
  • 1,974
1 vote

good software to practice communication skills

I know this is an old post but for future searchers, oh man, I've been in the same boat with the stammering thing, it can really throw you off, especially during interviews. I stumbled upon this site, ...
AgentBurgundy's user avatar
1 vote

Teaching basics of programming to a smart 3-year old?

I agree with @Rafael that software may not yet be appropriate at such a young age. An an alternative, I immediately thought of the board game RoboRally. In it, players move "robots" (tokens) around a ...
jskroch's user avatar
  • 137
1 vote

Teaching basics of programming to a smart 3-year old?

The classic option would be Logo. There are numerous options, but the simplest might be a site such as Turtle Academy. Your child won't learn any transferable technical skills - not many careers ...
CJM's user avatar
  • 409
1 vote

Software to create exams

I would use Excel (LibreOffice Calc or OpenOffice) Let me explain what I have on each column. I am sorry the random formula is in Spanish. I think it is "RANDOMBETWEEN(a,b)" The first 3 questions ...
Rafael's user avatar
  • 632
1 vote
Accepted

Open source s/w like MIT's scratch with API for hardware interface

Not quite like Scratch but Node-RED has a contributed plugin for Lego WeDo. Node-RED was designed for the "Internet of Things" and has many plugins. It is a "Flow-based" development tool that uses a ...
Julian Knight's user avatar
1 vote

Software to create exams

Not gratis or libre, but Respondus can work with word docs in a specific format. Here in the US you can get a 30 day free trial with an email address. If you aren't running windows, I have ...
ivanivan's user avatar
  • 2,488
1 vote

Animated video overlays for educational videos

I would suggest taking a look at MoviePy which is: Free, Gratis & Open Source Cross Platform including Linux, Mac & Windows (there is even a docker image available). It allows a wide range ...
Steve Barnes's user avatar
  • 31.7k
1 vote

Vocabulary building browser extension

Rememberry seems quite good (for learning foreign languages). It allows you to save new words as flash cards that you can study later (and that in different modes, either they flash you the card and ...
Alex's user avatar
  • 1,974
1 vote

Framework or CMS to build e-learning webapp

Moodle is a "course management system" that seems to fit your purpose. Plugin to integrate web presentations (based on reveal.js) Creatinge multiple choice questions is an established feature of the ...
Nicolas Raoul's user avatar
  • 19.5k

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