Get smarter just by playing?! This popular pencil puzzle game is simple but addictive. The rules are simple! Just connect identical numbers with lines and fill the cells. On your commute to work or school or just to kill time, get in some easy brain training on your smart phone! Rules: • Connect identical numbers with lines. • Lines cannot cross each other or branch off. • Connect all the numbers and fill all the cells with lines to win. • Tap on a number cell to erase the line. Functions / Features: • Over 1,800 puzzles. • Choose the right puzzles for you out of 6 difficulty levels. • Enjoy a high quality game setup complete with undo and delete functions. • Draw lines with a smooth touch. Recommended if: • You like puzzle games • You want to improve your concentration and memory • You want to train your brain in a simple way • You are getting older and you feel that you can't think quite as fast as they used to • You are looking for a game to kill time on your commute to work or school This game can be readily enjoyed by all kinds of people from children to adults! The NumberLink game is easy fun for people of all ages. Play it during your spare time to train your brain. This software includes the work that is distributed in the Apache License 2.0. http://www.apache.org/licenses/LICENSE-2.0