Abstract objects are non-physical entities that cannot be directly observed or touched. They include concepts like numbers, ideas, and theories. Unlike tangible objects, abstract objects exist in a realm of thought and understanding, often representing relationships or properties rather than physical forms. These objects are essential in various fields, such as mathematics, where numbers and shapes are used to solve problems. In philosophy, discussions about the nature of abstract objects explore their existence and how they relate to the physical world. Understanding abstract objects helps us navigate complex ideas and enhance our cognitive abilities.