The impact of online games on human intelligence is multifaceted. While they can enhance cognitive abilities such as problem-solving, memory, attention, and multitasking, they must be engaged with responsibly to avoid potential downsides. With balanced use, online games can be a powerful tool to support cognitive development and foster various intellectual skills that are valuable both in academic and professional settings. As research continues, clearer guidelines on maximizing the benefits of online gaming while minimizing risks will likely emerge.