Computer Science and Technology

Are you a student in elementary through high school who dreams of being a coder? Do you want to develop critical thinking and learn creative problem solving? And do you want to do it all on your own time and at your own speed? Our fun and lively online Computer Science and Technology courses range from Scratch programming for young scholars to advanced Java concepts and AP® Computer Science. Gear up for learning real-world computer languages and practicing new programming skills in an array of projects including animation, game design, web design, and more.

Explore our Computer Science and Technology courses

Learn Java

In the newly revised Introduction to Java course, you'll develop introductory Java programs to provide technology solutions for an imaginary new company of your choosing. Think of an idea for a business, hobby, or interest you have. The programs you write in this course will support your imaginary business, and maybe someday you'll use them to start your own company!

Get started with Computer Science and Engineering

In the updated Introduction to Computer Science and Engineering course, you’ll get to use your scientific and creative abilities to design and build lots of cool projects. You'll learn how to use a MaKey MaKey board and Scratch programming to invent games and solve problems. Get ready to take a hands-on approach in this fun course!

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.