Filters
Eligibility Level
Eligibility Course Type
Course Format
Cancel
Arduino® Prototyping
What do punch-activated flamethrowers, automatic pet feeders, and mind-controlled drones have in common? They’re all real devices built and programmed using Arduino® microprocessors. This open-source ...
Next session begins: June 16, 2025

Grades 7-10

View Course
Art Meets Science: Literature
In this creative writing course, we’ll explore poetry, fiction, drama, and non-literary works that use science as inspiration. After reading scientific poems, science fiction short stories, and a play ...
Next start date: June 16, 2025

Grades 8-10

View Course
Art Meets Science: Nonfiction
In this course, we’ll read works inspired by science and art and use them as models to write and revise personal essays that explore the genre of nonfiction. You’ll reflect on personal experiences ...
Next start date: June 16, 2025

Grades 6-8

View Course
Backyard Habitats
What creatures live around you, and how can you tell? How does gardening or mowing the lawn affect local animals and plants? What happens to bathtub water after it goes down the drain? Explore your ...
No upcoming classes

Grades 3-4

View Course
Be a Biologist!
What can we learn from fossilized plants? What do biologists do as they study humans, plants, and animals? In this course, we’ll answer these questions and others as we learn about different types of biology, the study of living things, and the job requirements of various biologists.
No upcoming classes

Grades 2-3

View Course
Be an Environmental Scientist!
Why do animals adapt? What are the advantages of renewable energy? What do environmental scientists do? In this course, we’ll answer these questions and others as we learn about different types of environmental science and scientists who work in this expansive field.
No upcoming classes

Grades 2-3

View Course
Behavioral Economics
Why is it so hard to hail a cab in the rain in New York City? Why do some people pay for annual gym memberships when they would save on a pay-as-you go basis? Integrate ideas from the social sciences ...
Next session begins: June 16, 2025

Grade 10+

View Course
Building Blocks
Start building your communication superpowers by learning just how cool words and language can be! In this course you will study excerpts from classic stories like Alice's Adventures in Wonderland,  ...
Next start date: June 16, 2025

Grades 3-4

View Course
Catching the Criminal
Print evidence can place suspects at a crime scene, identify missing persons, and exonerate the innocent. Begin with an overview of the history of print evidence, focusing on fingerprints, footprints ...
Next session begins: June 16, 2025

Grades 5-6

View Course
Cause Unknown
Jordan is an 8-year-old orphaned girl of color with an unknown past who you are evaluating for seemingly unrelated ailments. As you implement her medical care, you'll consider its implications for her ...
Next start date: June 16, 2025

Grades 7-10

View Course
Chess Club
Welcome to the club! In CTY’s Chess Club, students who enjoy playing the game come together to practice their chess tactics and strategies in a community setting. Through forum discussion and the ...
No upcoming classes

Grade 4+

View Course
Color of Law
Stories of discrimination capture headlines in America daily, reflecting how the promise of equal protection under the law is still unrealized for people of color. The United States is far from alone ...
Next session begins: June 16, 2025

Grade 9+

View Course
Crafting Fiction (NCAA Approved)
Learn to master the core elements of fiction writing, such as plot, theme, dialogue, and character development by reading and analyzing short works of fiction and writing your own. Assignments are ...
Next start date: June 16, 2025

Grade 8+

View Course
Crafting Poetry (NCAA Approved)
An introduction to poetry and poetic concepts, this course covers musical aspects of poetry, the patterns and conventions of sound, and the effects they have on readers. Imagery in poems is also ...
Next start date: June 16, 2025

Grade 8+

View Course
Cryptology: Math and Codes
Make and break secret codes in this exciting introductory cryptology course. You’ll begin with simple Caesar ciphers, learning to encrypt and decrypt messages as well as the history behind the cipher ...

Grades 5-7

View Course
CTY Reading Challenge
Calling all enthusiastic readers! Do you like talking about books almost as much as you like reading them? Join our 12-week reading challenge to meet other curious and motivated readers and talk about books. This course meets six times over 12 weeks and is guided by an instructor. Every two weeks, we’ll take up a new challenge: to select and read a book that satisfies the challenge category. In between meetings, we’ll engage in virtual discussions and prepare reviews on the book(s) we’ve read.
No upcoming classes

Grades 6-8

View Course
Data and Chance
This is an Online course adapted from the On-Campus course Data and Chance. Your CTY friend teaches you a dice game. If you roll a 4, you win and the game ends. If your friend rolls a 5, they win and the game ends. You take turns rolling until one person wins. If you roll first, what is the probability you will win? This course explores probability and statistics, two areas of mathematics that easily transfer from the classroom to the real world.
No upcoming classes

Grades 5-6

View Course
Diagnosis: Be the Doctor
Doctors often have to make quick decisions based on their knowledge, experience, and a short list of symptoms—it’s not so easy to always get it right, and lives are often on the line. Drawing upon ...
Next session begins: June 16, 2025

Grades 7-10

View Course
Disease Modeling
When the threat of pandemic looms, all eyes turn to the experts. Each outbreak is unique and raises different concerns; in providing answers, infectious diseases specialists rely on data and accurate ...
Next session begins: June 16, 2025

Grades 7-10

View Course