Six Red Marbles (SRM) helps education organizations create high-quality content, assessments, and digital learning experiences at scale. As the largest provider of editorial content development, project management, production services, and Learning Experience Design in the United States, we support publishers, schools, universities, and workforce learning organizations with end-to-end development services.
SRM brings deep experience in custom materials and assessment development, with the ability to align work to academic standards, platform requirements, and learner needs. For more than 30 years, we have supported schools, publishers, universities, ed tech organizations, and other learning-focused partners with scalable, high-quality content and learning solutions.
Quick Facts
Quality at Scale
For 30 years, SRM has delivered high-quality educational content and learning solutions at scale. Our team of 350+ members and global delivery model are built for large, complex projects.
Full-Service Capabilities
We provide end-to-end support across K–12, higher education, and workforce learning. Our services include editorial, assessment development, content development, Learning Experience Design, creative, production, project management, accessibility, and technology services.
A Unique Delivery Model
Our delivery model combines onshore project leadership, content development, and learning design with distributed production, creative, and technical support to maximize efficiency, flexibility, and value for clients.
Learning Experience Design
Our LXD team takes a learner-first, holistic approach to the learning experience, considering the learner, the content, and the broader environment in which learning happens. This approach helps create learning experiences that are engaging, effective, and built to meet real learner needs.
Subject Matter Expertise
SRM brings deep experience working with internal and external subject matter experts, including recruiting, managing, and supporting specialist contributors across disciplines to deliver accurate, high-quality content and assessments.
Live Preview
Preview a selection of Six Red Marbles assessment content and item development work within Learnosity.