Link! vs N

Connect matching numbers with paths and fill the whole grid. How to play • Connect each pair of matching numbers. • Paths cannot cross or branch. • Fill every cell to complete the puzzle. • Tap a number to clear its path. Choose from six difficulty levels and 1800 puzzles. Undo a move or clear the board whenever you want to try another route. Your completed puzzles are saved on your device. This software includes work distributed under the Apache License 2.0. https://www.apache.org/licenses/LICENSE-2.0

Unlock your brain's full potential with Dual N-Back, the comprehensive cognitive training game designed to improve your working memory, focus, and fluid intelligence. Whether you are looking to sharpen your mind, enhance your concentration, or challenge yourself with a stimulating puzzle, Dual N-Back is the perfect mental workout for you. What is N-Back? Dual N-Back is a scientifically backed memory training exercise. "Dual" means you must process two different streams of information simultaneously: Visual: The position of a square on a 3x3 grid. Audio: A spoken letter. Your goal is to remember if the current position or letter matches the one that appeared "N" steps back in the sequence. It starts easy at N=1 or N=2, but as you progress, the challenge intensifies, pushing your brain to adapt and grow. Key Features: • Classic Dual N-Back Experience: Train with simultaneous visual (grid positions) and auditory (spoken letters) stimuli. • Customizable Difficulty: Choose your 'N' level to match your current skill and gradually increase it as your memory improves. • Adjustable Speed: Control the pace of the game to make it as relaxing or as intense as you want. • Multiple Languages: The audio letters are available in multiple languages, making the game accessible and versatile. • Clean & Minimalist Interface: A completely distraction-free design that lets you focus entirely on your brain training. • Track Your Progress: See your scores at the end of each round and watch your cognitive capacity expand over time. Why Play N-Back? Studies suggest that practicing the Dual N-Back task can lead to improvements in working memory and fluid intelligence—the ability to reason and solve new problems independently of previously acquired knowledge. Regular training can help you: • Enhance your daily concentration and focus. • Improve your ability to multitask in real life. • Keep your mind sharp, active, and healthy. Ready to take the brain test? Download Dual N-Back today and start your journey towards a sharper, faster, and more focused mind!