We present a proof without words for the classical identity concerning the sum of the cubes of the first 𝑛 natural numbers. The argument employs geometric visualization to reveal the underlying structure of the formula, offering both clarity and aesthetic appeal. Beyond confirming the equality, the proof highlights the pedagogical value of visual reasoning, which has been widely applied to identities, inequalities, and series convergence in mathematics.
Nenad Stojanović (Wed,) studied this question.