Courses to engage and inspire

177 Courses

Crafting the Essay

Grades 7–11

Language Arts

This immersive and collaborative course will introduce you to great essayists including Annie Dillard, Charles Simic, and Richard Rodriguez, and help you find your own distinctive narrative voice. You...
Modality

No sections are open for enrollment at this time.
Please check back later.

Identification Level
Verbal - CTY-Level

Crafting the Essay: Individually-Paced Format

Grades 7–10

Language Arts

Bring your experiences to life on the page in this personal essay course. Through 10 assignments, we'll experiment with different essay formats to describe scenes, illustrate conflicts, narrate events...
Modality

No sections are open for enrollment at this time.
Please check back later.

Identification Level
Verbal - CTY-Level

Crafting the Essay - Workshop

Grades 7–10

Language Arts

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: Jan 26, 2026 + 1 more dates
Modality
Online
Identification Level
Verbal - CTY-Level

Creating Fantasy Worlds

Grades 5–6

Language Arts

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 Start Date: Jan 28, 2026 + 1 more dates
Modality
Online
Identification Level
Verbal - CTY-Level

Creative Coding: Drawing with Python

Grades 5–6

Robotics and Technology

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 Start Date: Jan 29, 2026 + 1 more dates
Modality
Online
Identification Level
Quantitative - CTY-Level

Creative Nonfiction

Grades 7–11

Language Arts

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...
Modality

No sections are open for enrollment at this time.
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Identification Level
Verbal - CTY-Level

Cryptology

Grades 7–11

Mathematics

Cryptology is the study of the codes and ciphers used to create secret writing. This math course explores many early techniques in cryptology, such as cipher wheels, the Caesar shift, polyalphabetic...
Modality

No sections are open for enrollment at this time.
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Identification Level
Quantitative - Advanced CTY-Level

Cryptology: Cracking Codes

Grades 5–6

Mathematics

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...
Modality

No sections are open for enrollment at this time.
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Identification Level
Quantitative - CTY-Level

Cryptology: Math and Codes

Grades 5–7

Mathematics

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...
Modality

No sections are open for enrollment at this time.
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Identification Level
Quantitative - CTY-Level

Crystals and Polymers

Grades 5–6

Science and Engineering

Why do some plastic containers melt in the microwave while others don't? What makes Silly Putty stretchy? How are packing peanuts made? Chemicals are key to answering these questions, and in this...
Modality

No sections are open for enrollment at this time.
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Identification Level
Quantitative - CTY-Level

CTY Reading Challenge

Grades 6–8

Language Arts

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...
Next Start Date: Feb 01, 2026 + 1 more dates
Modality
Online
Identification Level
Quantitative - CTY-Level
Verbal - CTY-Level

Data and Chance

Grades 5–6

Mathematics

Your new friend at CTY 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...
Modality

No sections are open for enrollment at this time.
Please check back later.

Identification Level
Quantitative - CTY-Level

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