Welcome to Foreign Abacus, your gateway to mastering mental math skills through the ancient art of abacus calculation. Our app combines traditional abacus techniques with modern technology to provide an engaging and effective learning experience. Whether you're a beginner or looking to advance your skills, Foreign Abacus offers interactive lessons, practice exercises, and progress tracking to help you become a mental math whiz. Join us and unlock the power of mental calculation with Foreign Abacus.