The Fraction Addition & Subtraction Board is an interactive, visual-first digital manipulative designed to demystify one of the most challenging concepts in elementary math: adding and subtracting fractions with unlike denominators. Wrapped in a vibrant, "Candy-Style" interface that appeals to young learners, this tool moves beyond rote memorization. It guides students through the logical steps of finding a common denominator by visually "overlaying" grids, turning abstract numbers into concrete