Explore with us!

Want to learn about space colonization, crime scene investigation, AP® Calculus, web design, essay writing, and more? Led by expert instructors, CTY’s online courses let you go beyond what you’re learning in school and dig deep into topics you love. We offer several different course formatsSession-Based, Individually Paced, and LIVE—so you can work at a pace that fits your schedule and learning goals. 

Upcoming deadlines

Session-Based courses and Clubs: Apply by June 4 to start June 17, 2024
LIVE courses: Apply by June 4 to start June 17, 2024; apply by July 2 to start July 15, 2024
Individually Paced courses: Apply anytime and get started in 2 weeks

Our course formats


Get ahead in your studies and possibly earn school credit with learners from around the world. These asynchronous courses provide the structure of assignment deadlines, along with the flexibility to do your coursework independently. Select courses also have set meeting times. You and your classmates may interact via discussion forums and virtual meetings. See individual course descriptions for meeting times (if applicable).

Good for students who:

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Individually Paced

Ready to take on an academic challenge that’s customized to your advanced abilities and schedule? These asynchronous courses allow you to develop your own learning plan within course guidelines. You can also work independently at an accelerated pace, or take breaks if needed. Your instructor provides guidance on appropriate pacing, gives personalized feedback on your work, and meets with you virtually as needed to help you master challenging concepts.

A good fit for students who:

  • Are self-motivated, with strong time management skills
  • Want to accelerate their learning
  • Enjoy an academic challenge that goes beyond their school curriculum
  • Want some flexibility to take breaks
  • Are seeking school credit or placement
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CTY’s LIVE enrichment courses let you connect with other kids while exploring fascinating topics not often found in school. In these hybrid synchronous/asynchronous courses, you’ll meet once a week (three times a week in the summer) for a real-time session to explore fun lessons and have lively discussions with your classmates and instructor. Throughout each course, you’ll read and complete activities on your own outside of class.

A good fit for students who:

  • Enjoy a lively virtual class setting and are also motivated to work independently
  • Love diving into special-interest topics that spark their curiosity without the pressure of a high-stakes academic setting
  • Enjoy using technology to connect and share ideas with classmates from around the world
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In weekly club meetings, you’ll learn and have fun in real time with a diverse group of fellow students who share your interests.

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Not sure where to start? We can help.

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Meet our instructors

CTY's Online instructors hail from cities and universities around the world, but they all have one thing in common: a dedication to helping our students engage and connect with advanced concepts.