Reinventing High School
for the 21st Century

enterpreneurship programenterpreneurship program

Online learning can work, but it requires the right pedagogy and execution. We're building an innovative, digital-first curriculum, starting with extracurriculars.

Our programs are designed and led by graduates of top universities with extensive real-world experience. They are project-based, collaborative, and will get students noticed by top colleges. Prepare for the 21st century with 21st century learning.

Thank you! Your submission has been received!
Oops! Something went wrong while submitting the form.
Seats are filling fast! Reserve your spot now for $49
entrepreneurship 101

Our Extracurriculars

enterpreneurship programenterpreneurship program
Our online extracurriculars are collaborative, engaging, and outcome-driven. They are taught by top university graduates and experts in the field who bring practical experience to the digital classroom. With Ratio 21, you will not only acquire knowledge -- you'll also get the chance to do, make, build, and explore.

All of our programs are application only and have limited spots available. Apply to reserve your seat now!

Elite Instructors

Stanford University Logo
Harvard University Logo
Columbia University Logo
UCSF Logo
Oxford University Logo
Duke University Logo
Stuyvesant Logo
Logo Phillips University
NYU Logo
University of Texas Logo
Tulane school of medicine logo

Meet Your Program Leads

Dr. Pamela Peters
Dr. Pamela Peters
OB-GYN

Dr. Pamela Peters is an OB-GYN (obstetrician-gynecologist) currently completing a fellowship in gynecologic oncology at Duke University in Durham, North Carolina. As a pre-med, she studied neuroscience at Washington University in St. Louis. She received a scholarship to attend medical school at the University of Chicago Pritzker School of Medicine before completing her residency at University of California, San Francisco (UCSF).

enterpreneurship program
Amol Sarva
Amol Sarva
Columbia University Professor & Serial Entrepreneur

Amol Sarva teaches entrepreneurship at Columbia University and has cofounded startups including Virgin Mobile USA, Peek, Halo Neuroscience, Knotel, and Popular Change. He studied cognitive science for his Ph.D. at Stanford with an undergraduate degree from Columbia. He is a backer, advisor, and mentor at 50+ companies

enterpreneurship program

Guest Speakers

Linked in Icon linking to Guest speaker Linkedin
Dr. Alton Barron, MD

Orthopedic Surgeon and Clinical Associate Professor at NYU Langone Medical Center

Linked in Icon linking to Guest speaker Linkedin
Jordan Sale

Entrepreneur-In-Residence, Founder @ 81 Cents, UC Berkeley Haas MBA

Linked in Icon linking to Guest speaker Linkedin
Dr. Jake Young

Neurosurgeon and former MCAT Instructor

Linked in Icon linking to Guest speaker Linkedin
Roy Bahat

Head of Bloomberg Beta VC, Lecturer at UC Berkeley Haas School of Business

Linked in Icon linking to Guest speaker Linkedin
Dr. Johan Aasbo, DO

Cardiologist with specialty in Cardiac Electrophysiology

Linked in Icon linking to Guest speaker Linkedin
Kunal Bisla

Product @ Robinhood, formerly Sr. Product Manager at Netflix

online training platforms
*We'll be adding more guest speakers in the coming weeks. All guests are subject to change. Thanks!
best online entrepreneurship certificate programs
enterpreneurship programenterpreneurship programenterpreneurship program

Why Ratio 21?

best entrepreneurship courses
Led by graduates
and experts from top universities
best entrepreneurship courses
Learn through hands-on, project-based doing
best entrepreneurship courses
Flexible to fit your schedule
best entrepreneurship courses
Collaborate with and learn from highly-driven peers
best entrepreneurship courses
Impress colleges with a truly unique experience
e-learning platform for entrepreneurs