In today's rapidly evolving technological landscape, enhancing STEM proficiency is paramount to securing a future-ready workforce. As fields continue to adopt automation and progress, the demand for skilled individuals with expertise in science, technology, engineering, and mathematics is surging. To prosper in this dynamic environment, educational

Before modern classification systems, scientists struggled to the known elements. One early attempt was made by Johann Wolfgang Döbereiner, a German chemist who observed a striking pattern among certain groups of compounds. He proposed that three elements with similar properties could be grouped together as these sets, forming the basis for his fa