CK-12 is a non-profit organization that provides high-quality, open-source educational resources for students, educators, and schools. With a focus on science, technology, engineering, and math (STEM) subjects, CK-12 offers a range of interactive textbooks, simulations, and adaptive assessments that cater to different learning styles and abilities. By leveraging CK-12's flexible and customizable resources, educators can create personalized learning plans for their students, tailoring instruction to meet individual needs and abilities. Moreover, CK-12's commitment to openness, accessibility, and affordability ensures that its resources are available to anyone, anywhere, helping to bridge the gap in education and provide equal opportunities for all learners.