- LIVE
- CTY-Level
- Computer Science and Technology
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 ...
No upcoming classes
- Session-Based
- CTY-Level
- Language Arts
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:
September 8, 2025
- LIVE
- CTY-Level
- Science and Engineering
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.
Next session begins:
September 9, 2025
- LIVE
- CTY-Level
- Science and Engineering
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.
Next session begins:
September 10, 2025
- LIVE
- CTY-Level
- Science and Engineering
Be the Doctor: The Science Behind the Symptoms
Doctors must make quick decisions based on their knowledge, experience, and a short list of symptoms—there is not always a simple solution, and lives are often on the line. In this course, we’ll learn ...
Next session begins:
September 10, 2025
- LIVE
- CTY-Level
- History and Social Science
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:
July 14, 2025
- LIVE
- CTY-Level
- Science and Engineering
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 ...
No upcoming classes
- LIVE
- CTY-Level
- Science and Engineering
Catching the Criminal: Fingerprints
Evidence can place suspects at a crime scene, identify missing persons, and exonerate the innocent. In this three-week mini course, we’ll focus on a particular type of evidence—fingerprints. We’ll ...
Next session begins:
September 10, 2025
- LIVE
- CTY-Level
- Science and Engineering
Cloudy with a Chance of Discovery
Books often ask you to dream up imaginary worlds, but in the case of Judi and Ronald Barrett’s classic children’s book Cloudy with a Chance of Meatballs, there are important science concepts behind ...
Next session begins:
September 14, 2025
- LIVE
- CTY-Level
- Science and Engineering
Coasters and Corkscrews: Amusement Park Physics
Have you ever wondered why you slide into your friend when you're on the Tilt-A-Whirl, or why you don't fly out of a rollercoaster even when you're traveling upside down? Examine the physics of our ...
No upcoming classes
- LIVE
- CTY-Level
- Computer Science and Technology
Code and Compose: Create Digital Music and Animation
In this course, we will blend creativity and technology through hands-on experiences using the Makey Makey app and Scratch programming language. We'll design interactive controllers from everyday ...
Next session begins:
September 10, 2025
- LIVE
- CTY-Level
- Computer Science and Technology
Coding and Creating With Arduino®
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:
September 9, 2025
- LIVE
- CTY-Level
- History and Social Science
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 ...
No upcoming classes
- Session-Based
- CTY-Level
- Language Arts
Crafting Fiction
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:
September 8, 2025
- Session-Based
- CTY-Level
- Language Arts
Crafting Poetry
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:
September 8, 2025
- Session-Based
- CTY-Level
- Language Arts
Crafting the Essay - Independent (NCAA Approved)
Deepen your understanding of sentence structure, narrative voice, and storytelling to bring experiences to life on the page in this personal-essay course. Through 10 assignments, you will experiment ...
- Session-Based
- CTY-Level
- Language Arts
Crafting the Essay - Workshop
Bring your experiences to life on the page in this personal essay course. Through 10 assignments, we will experiment with different essay forms to describe scenes, illustrate conflicts, narrate events ...
Next start date:
September 8, 2025
- LIVE
- CTY-Level
- Language Arts
Creating Fantasy Worlds
What makes a fantasy world feel real in a reader’s mind? How do writers draw and keep readers’ attention while crafting these mythical places? In this course, we will apply geography, cartography, and ...
Next session begins:
September 10, 2025
- LIVE
- CTY-Level
- Computer Science and Technology
Creative Coding: Drawing with Python
In this course, we will explore the intersection of art, math, and technology using the Python Turtle graphics library to create colorful digital patterns, animations, and interactive designs. Through ...
Next session begins:
September 11, 2025
- LIVE
- CTY-Level
- Language Arts
Creative Nonfiction
In this course, we will read short works of nonfiction, analyze published authors' techniques, and practice specific writing skills in a supportive community of our peers. We will learn how to select ...
Next session begins:
September 11, 2025
- LIVE
- CTY-Level
- Mathematics
Cryptology: Cracking Codes
Unlock the world of secret communication in this engaging, fast-paced introduction to cryptology. Over six weeks, during live weekly sessions with your classmates and instructor, we’ll explore how ...
Next session begins:
September 9, 2025
- LIVE
- CTY-Level
- Language Arts
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.
Next session begins:
September 14, 2025
- LIVE
- CTY-Level
- Mathematics
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.
Next session begins:
September 11, 2025
- LIVE
- CTY-Level
- Science and Engineering
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 ...
No upcoming classes
- LIVE
- CTY-Level
- Mathematics
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 ...
No upcoming classes