Features: - 123 levels teach, train and test your knowledge of all 88 constellations defined by the International Astronomical Union. - 180 levels teach, train and test your knowledge of 150+ brightest stars of the sky. - NEW! 153 levels teach, train and test your knowledge of 110 Deep Sky Objects (Messier Objects). - Create your own list of constellations, stars and DSOs for learning and practice... - More info on Sky Academy: Learn A...

Features: - Communicate with fellow Morse enthusiasts from far and near simply by tapping dots and dashes. - Meet new friends in a number of public rooms (10 WPM or less, 15 WPM, 20 WPM or more, Test room and so on). - Share and exchange ideas with your Inner Circle by creating private rooms. - In private rooms, the owner can modify room details (room ID & name) and remove members. - Text your fri... - More info on Morse Chat: Chat in ...

Features: - designed for people who are interested in strategy board games (checkers or draughts). - a fun brain exercise to keep you mentally sharp. - can be played by 2 - 6 players. - both the normal mode and the Super Chinese Checkers mode (the fast-paced mode usually takes much less time to finish) are available. - can be played both online and offline. - play online by matching with a random... - More info on Chinese Checkers Onl...

- No ads, no in-app purchases, only FUN! - 200+ levels and 100% free! - Carefully designed and sorted levels to help relax and stimulate your brain at the same time. - Works completely offline. - Very simple and easy to understand gameplay. - Classic arcade game Centipede reinvented. ------------------ Heriesald is under attack! Your village is located in the heart of a huge forest, and because ... - More info on Larva Attack: Defend...

Features: - designed for art lovers who want to learn about the most famous 100 artworks in the world. - unique teaching method: learn efficiently with a quiz game. - specially written and arranged questions to help reinforce and retain the knowledge. - 900 questions in 90 levels help you learn not only the basics (names and artists) but also the artworks’ details and interesting facts. - unlim... - More info on Art Academy: Fun Art...

Features: - designed for travel lovers to test if you can recognize a landmark, city, natural site or UNESCO World Heritage site from its satellite view. - 1118 levels in total covering 190 famous landmarks, 168 famous cities, 109 natural sites and 651 UNESCO World Heritage sites. - you can also choose a specific country (currently 10 countries are available) to guess its most famous landmarks, c... - More info on Geo Mania: Guess the...

Features: - designed for mariners, travellers, yachtsmen, pleasure cruisers and anyone who enjoys spending time around the waterfront. - 104 levels and 35 challenges teaching and training maritime flag signalling and the International Code of Signals (ICS). - 6 chapters including Letters, Numbers, Words, Substitutes, Single Flag Meanings and Abbreviations. - effective and fun teaching and trainin... - More info on Maritime Academy: IC...

Features: - Designed for flag fans, geography fans and anyone who wants to learn the basic information such as capitals, maps and currencies of countries. - Effective and fun teaching and training method: learn and train first with ease and then challenge yourself with pressure. - You decide what to learn: choose from flags, capital cities, maps and locations on the world map, and currencies. - Y... - More info on Country Mania: Learn...