Our brain is just like a muscle and it thrives on exercise. Moreover, it is the fastest-aging organ in the body. Studies show that brain volume naturally decreases with age due to neuronal loss, starting as early as your late 20s or 30s. This process accelerates over time, leading to a decline in cognitive functions such as memory, processing speed, and decision-making.However, there is a way to counter it. Neurologists across the world agree that frequently playing brain games can prevent brain ageing. Backing them up is research showing that brain-training games may help improve attention levels, memory, response time, logic skills, and other measures of cognitive function if played over a long period.And the good news is that these brain games are affordable and easily accessible to all. you just need a pen and paper for sudoku and the same goes on for crosswords. However, if you are someone who is up for a high-tech, options for brain games are plentiful.To give your brain a workout while having fun, try these games and activities:SudokuSudoku is a great exercise to stimulate your neurons. A numbers-based puzzle game that works on your short-term memory. Completing a Sudoku puzzle involves planning and foresight—if a 6 goes in one box, another box must hold an 8, and so on. This process enhances short-term memory and concentration. You can play Sudoku online, through apps, or on paper. Check your daily newspaper, buy a puzzle book, or download a free app for access. Sudoku puzzles come in various difficulty levels. Beginners should start with easy puzzles to learn the rules. If playing on paper, use a pencil to allow for corrections.CrosswordsCrosswords are a timeless brain-training tool, engaging verbal language and memory across various knowledge domains. You can find crosswords in newspapers, specialized books, or online platforms. Apps and websites offer a range of puzzles, often tailored to skill level. For example, AARP's website provides free daily crossword puzzles, accessible to everyone.ElevateElevate focuses on reading, writing, speaking, and math skills, offering customized training. Progress tracking lets you monitor improvements. Elevate's app, featuring 35+ games, is highly rated on iOS and Android.PeakPeak is a mobile game that offers brain games targeting focus, memory, problem-solving, and mental agility. Competitive features let you compare scores with other users.Happy NeuronHappy Neuron is another game that organizes its games into memory, attention, language, executive functions, and visual/spatial categories. Training is personalized, and progress tracking is available. While a subscription is required, a free trial lets you explore its offerings. The app is available only for Android users. BraingleBraingle Teaser claims the world's largest brain teaser collection, with over 15,000 puzzles, games, and community features. From optical illusions to trivia, Braingle offers diverse mental challenges.QueendomQueendom features personality tests, puzzles, and "brain tools" for cognitive improvement. Free accounts provide limited access, while full reports require payment.My Brain TrainerMy Brain Trainer offers an online "brain gym" with games and puzzles to boost mental fitness. It recommends 10 minutes of training twice a day. Subscription plans are more affordable than similar platforms and free trials are available.