Our story

Committed to making professional growth impactful for 40 years.

For over 40 years, SimpleK12 has delivered research-backed, flexible professional learning designed to help educators grow and succeed.

With a comprehensive library of over 1,000 courses, this platform empowers teachers with relevant, practical strategies that create meaningful, measurable change in the classroom.

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1983Founded

1,000+Courses

550,000+Educators

40+Categories

Our Purpose

At SimpleK12, we believe education builds a better world. We empower teachers with research-based learning to grow their impact, reaching students and shaping a more equitable future.

Our Mission

At SimpleK12, we strive to empower educators with transformative professional learning that inspires personal growth, fosters teaching excellence, elevates student outcomes, and drives meaningful change in the lives of students, families, and communities.

Our Vision

To be the leading force in professional development for all K12 educators, transforming classrooms and changing the world by supporting teachers in becoming their best selves.

Who we are

At SimpleK12, we believe education is the cornerstone of a better world.

At SimpleK12, we believe when teachers grow, students thrive. For over 40 years, we’ve made professional learning accessible, flexible, and built for real classrooms.

We partner with teachers, schools, and districts nationwide to deliver expert-led, self-paced learning that drives real impact. With 1,000+ on-demand courses across 40+ research-based categories, we help educators build confidence and improve outcomes at every stage of their careers.

Whether you’re just starting out or leading at scale, SimpleK12 meets you where you are and helps you move forward with purpose.

Our Values

Empowerment

We are dedicated to celebrating and uplifting educators, giving them the tools and confidence to thrive.

Excellence

We hold ourselves to the highest standards, ensuring our work supports educators and enriches the lives of their students.

Research-Based

We continuously evolve to meet the changing needs of education, providing solutions that drive meaningful results for teachers and students.

Lifelong Growth

We champion a culture of continuous learning for educators, ensuring they can adapt, grow, and succeed.

Collaboration

Together, with educators, schools, and partners, we cultivate a network dedicated to excellence in teaching and learning.

Social Responsibility

We are committed to building stronger communities by helping teachers inspire generations of learners.

40 Years of Growth, Innovation and Impact

Our Story, One Chapter at a Time

1983
Humble Beginnings, Big Vision

SimpleK12 (then InfoSource) launched “Seminar on a Disk,” floppy disk training for professionals.
Early 1990s
Multimedia Breakthroughs

Training moved to CDs and evolved into engaging, instructor-led multimedia learning kits.
Late 1990s
The HowToMaster Era

We launched HowToMaster, delivering self-paced computer skills training.
2008
SimpleK12, A Brand Refocused on Educators

The SimpleK12 brand was born, shifting focus fully to K12 education with a teacher-friendly brand, bunny slippers, and virtual “unconferences.”
2020
Joining Forces with Teachers of Tomorrow

Teachers of Tomorrow acquired SimpleK12, uniting two mission-driven organizations dedicated to expanding educator support and development.
2021
Backed by the Rise Fund

The Rise Fund, a global impact investment firm, invested in Teachers of Tomorrow and its sister brands, accelerating innovation in teacher training.
2025 and Beyond
Still Growing, Still Teacher-First

With a 40-year legacy, SimpleK12 continues to support teachers, schools, and districts with trusted professional learning built for today’s educators.