Teach History with Confidence: Access high-quality resources at no cost
With limited time and resources, teaching complex topics is harder than ever. ICS is a trusted, nonpartisan partner to social studies educators nationwide. We provide free, academically rigorous professional development and classroom-ready lesson plans to help you teach with accuracy, balance, and confidence.
Why Educators Trust ICS
Thousands of teachers across the country rely on ICS for rigorous, standards-driven resources that help students think critically about history and current events.
Balanced + Nonpartisan: ICS is proud to be a Library of Congress Teaching With Primary Sources Consortium Member.
Standards-Aligned: Designed to meet state standards as well as the C3 Framework.
Classroom-Ready: Lesson plans, primary-source sets, and student activities you can use immediately.
Professional Development Credit: Earn PD hours and NY CTLE credits—completely free.
Trusted Nationwide: Used by educators across the country, from middle school through AP history.
Explore Free Online Courses
Build your confidence in teaching complex history with flexible, self-paced PD.
ICS offers three free, standards-aligned professional development courses. Each one helps educators bring accuracy, depth, and critical thinking to the classroom.




