


RS4K
Media Production and Publishing • Tempe, Arizona, United States • 1-10 Employees
Company overview
| Headquarters | 910 W Carver Rd, Suite I-2, TEMPE, AZ 85284, US |
| Phone number | +15227745 |
| Websites | |
| Keywords | Publishing, K-8 Education, Science Education |
| Founded | 2003 |
| Employees | 1-10 |
| Socials |
Key Contact at RS4K
Dan Gillispie
Educational Outreach Director
About RS4K
Real Science-4-Kids (RS4K), part of Gravitas Publications Inc., delivers an atoms-first science curriculum developed by Dr. Rebecca Woodbury. Designed for K–8 learners, our program introduces core scientific concepts in a logical, age-appropriate sequence, fostering curiosity and a deep understanding of science. Our STEM-focused curriculum includes textbooks, workbooks, teacher guides, and hands-on experiments, serving classrooms, homeschools, and after-school programs across the U.S., Australia, Canada, Europe, India, Japan, Korea, and beyond. Worldview-neutral and rigorous, RS4K equips students with the building blocks of chemistry, biology, physics, geology, and astronomy through clear explanations and engaging activities. Since 2003, founded in Albuquerque, New Mexico, RS4K has inspired the next generation of scientists. Our vision is to empower every child to learn, understand, and apply scientific principles to solve real-world challenges, building confidence and sparking a lifelong passion for discovery. Discover our curriculum, digital memberships, and free experiment resources at RS4K.com.
RS4K revenue & valuation
| Annual revenue | $1,814,071 |
| Revenue per employee | $605,000 |
| Estimated valuation?This valuation is estimated based on industry average for the Media Production and Publishing industry and current estimated revenues | $5,900,000 |
| Total funding | No funding |
Employees by Management Level
Total employees: 1-10
Seniority
Employees
Funding Data
RS4K has never raised funding before.
Frequently asked questions
4.8
40,000 users



