Innovative technologies and methods for teaching chemistry within the STEM

High-school chemistry faces persistent challenges: limited access to laboratories, costly consumables, and strict safety regulations that restrict experimentation. At the same time, STEM education demands methods that foster analytical thinking, creativity, and interdisciplinary problem-solving. This article examines innovative approaches that integrate digital technologies—virtual laboratories, VR/AR environments, gamified learning, and authentic instrumentation projects—into secondary chemistry curricula. Evidence from ChemVLab+ simulations in the United States, gamification trials in Europe, VR/AR implementations in Germany, and teacher-preparation initiatives in Kuwait demonstrates consistent gains in conceptual understanding, engagement, and motivation. Studies conducted in Kazakhstan further highlight the transformative potential of inquiry-based and digitally supported approaches in stimulating STEM career aspirations among secondary-school students. Comparative analysis of these interventions identifies core strengths—enhanced visualisation, immediate feedback, and increased student agency—alongside challenges related to infrastructure, teacher training, and curricular integration. Building on this evidence, the article introduces a novel integrated digital ecosystem that combines gamified concept modules, browser-based simulations, immersive molecular exploration, and authentic hands-on experiments. The model emphasises instructional coherence, scalability, and long-term knowledge retention, offering a roadmap for chemistry education that bridges classroom practice with authentic scientific inquiry. This framework offers a coherent, scalable, and future-oriented roadmap for advancing chemistry education within STEM.