Mathematical visualization is the process of creating visual representations of mathematical concepts to enhance understanding. By using diagrams, graphs, and models, learners can see relationships and patterns that might be difficult to grasp through numbers alone. This approach helps students connect abstract ideas to real-world applications, making math more accessible and engaging. For example, geometry can be better understood through visualizing shapes and their properties, while algebra can be represented with graphs that show how equations behave. Tools like graphing calculators and computer software further aid in this visualization, allowing for dynamic exploration of mathematical ideas.