An app with which you can easily repeat words from all languages.
This vocabulary trainer works with the 5-bin system.
Completely free and without ads.
Language files must be created yourself.
Examples include.

Allo and Dinosaur friends are back in Augmented Reality!!!

More than 50 articles, lessons, more than 70 questions and answers, more than 70 pictures. Easy to learn manual on Earned Value Method.
Innovative competence tree feature leading you through lessons step by step!
Statistics measuring your performance over time and by competences!
A unique educational application that provides all the knowledge about Earned Value Analysis needed to pass the exam on project management IPMA level C and D, PMP, and PRINCE 2 and allows you to test it.

General:

The application opens with a welcome and a rendition of the ABC song. The initial start-up screen shows all the letters of the alphabet - the sound of each letter can be heard by pressing the relevant letter (please note that a long press on the letter 'Z' will allow the ABC song to be repeated). The buttons at the bottom of the main screen transfer the application into either ABC mode or Zoo Quiz mode.

Giving examples of real usage, this software provides the basic information about grammar and punctuation that people need on a day-to-day basis. Arranged A-Z, it contains entries for standard grammatical terms as well as dealing with related questions of usage. Readers of all levels will find this guide essential.

The essential two-in-one reference for the learner of Russian: an up-to-date dictionary and a useful grammar supplement in one app. The Collins Russian Dictionary offers up-to-date coverage of today's Russian and English. Ideal for the intermediate learner of Russian.

Gutenberg eReader app gives you access to the entire Project Gutenberg ebook library with a single touch. Search by author, subject, title to find the book quickly and easily. An addition Google search provides fast results.

Space simulator 3D – planets, satellites, stars, comets, orbits, asteroids, etc.

ShineBrite World - Your child will go on Adventures as they learn to Think Positive, Be Kind, Be Diligent, Accept Others, Do Their Best, and Much More. ShineBrite World Teaches Values and Success Principles through Adventures, Stories, Games, and More. Current Adventures: - Garden / Monkey Mono / Circus / Ice Cream / Derby Race & More on the way. Our Mission: Better the future by teaching every child to Shine Brite. Visit Us at ShineBrite.org

Vocopedia is a flashcard based vocabulary builder app.
It contains 3900+ English words with their synonyms and
examples(for most of them).It is suitable for preparation of competitive exams like

GRE , SAT ,TOEFL and CAT
or any other exam that includes verbal part.
Please open the help from the starting screen by pressing at least once to get to now about the features and how to use them.

The Parent and Baby Handbook provides answers and advice from the world's most renowned books on parenting. Search any parenting, baby and toddler issue, and get credible answers straight from the top selling books which have been paraphrased into the application.

Numbers Attack is a brain training application which competes for a time until it touches in order the block on which the number was drawn and finishes touching all the blocks.

The sole purpose of this program is generating, and displaying, truth tables on mobile devices, notably mobile telephones. It supports both classical logic and several important non-classical systems of logic, and it will accept propositions both in standard infix notation, and in Lukasiewicz's stream-lined, shiny Polish notation.
No animals have been harmed in the making of this application.

Teach Your Kids Musical Instruments is a useful tool for those who are trying to introduce their children to the music world.
Now 27 Instruments available!
You'll let your child see some musical instruments and associate them to the corresponding music.
Improve your children QI!
Once your child will be able to recognize instruments and music, you can use the same app to let him play a music quiz.
The best app available for learning musical instruments!

The Oxford English Urdu Dictionary is now available for FREE!
The most authoritative language tool available for the Urdu language of Pakistan and India. It provides extensive coverage of words, phrases, idioms, scientific and technical terms, as well as etymology, definitions, inflections, phrasing, and much more.

Magic Board is an application which helps the user to calculate simple and complicated mathematical equations. The Math Board is used as a calculator. I had created a simple, beautiful and easy to use interface. So that it can helps the ones that are using it.

HIV (Human ImmunodefficiencyVirus) in 3D virtual reality harmless and free for you to discover!

Memorize anything with AnkiDroid!
AnkiDroid lets you learn flashcards very efficiently by showing them just before you will forget. It is fully compatible with the spaced repetition software Anki (including synchronization), which is available for Windows, Linux and MacOS.
Study all sorts of things wherever and whenever you want. Make good use of idle times on bus trips, in supermarket queues or any other waiting situation!

Digits and Numbers - AR enabled Interactive Fun Learning App for Kids / Children.

Coosi Box is app for sharing pictures with children all over the world.