RS4K Employee Directory

Book and Periodical PublishingArizona, United States2-10 Employees

RS4K, part of Gravitas Publications Inc., delivers an atoms-first science curriculum designed for K–8 learners. The program covers chemistry, biology, physics, geology, and astronomy through textbooks, workbooks, teacher guides, and hands-on experiments, aiming to foster curiosity and a solid foundational understanding of science. Its target customers include classrooms, homeschools, and after-school programs across multiple regions, offering a worldview-neutral approach that emphasizes clear explanations and engaging activities.
Based in Tempe, Arizona, RS4K has been operating since 2003 and presents itself as an educational resource that supports teachers and students in developing scientific literacy and practical problem-solving skills. The company supplies a structured sequence for introducing core scientific concepts and provides resources such as digital memberships and free experiments, accessible to communities in the United States and internationally.

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