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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 ...
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Grades 6-8

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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.
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Grades 2-3

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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.
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Grades 2-3

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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 ...
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Grades 4-12

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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 ...
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Grades 8-12

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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 ...
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Grades 8-12

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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 ...
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Grades 7-10

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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 ...
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Grades 5-6

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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 ...
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Grades 7-11

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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 ...
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Grades 5-6

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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.
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Grades 6-8

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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.
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Grades 5-6

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Everyday Science
What can a bucket of water or lounging beneath a shade tree teach you about science? Archimedes discovered the principle of buoyancy in a bathtub, and Newton allegedly discovered gravity while sitting ...
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Grades 2-3

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Excursions in Pre-algebra
Explore how mathematics relates to food, art, and history in this interactive pre-algebra course. Through weekly meetings, collaborative activities, and hands-on projects, you’ll sharpen your ...
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Grades 6-9

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From Structure to Style
Develop your writing style and study advanced English mechanics in this rigorous grammar course. Guided by a college-level textbook and multicultural reading excerpts, you will deepen your ...
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Grades 7-10

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Game Theory and Strategy
Humans tend to make decisions based on emotions, rather than using cold, hard math—but when we learn to use strategy in decision-making, we can make more rational choices, minimize biases, and achieve ...
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Grades 7-11

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Geometry and Spatial Sense
Geometric and spatial reasoning skills are essential for living in and making sense of the world. Everything from solving a jigsaw puzzle to arranging furniture to efficiently packing a suitcase ...
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Grades 3-4

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Global Mythologies: Greece and Rome
Ancient Romans adopted and adapted Greek stories, and, over centuries of expansion, carried them to peoples and cultures across Europe and around the Mediterranean. Greco-Roman mythology still ...
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Grades 4-5

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High School Competitive Math Club
Want to solve problems and learn strategies with other kids who love competitive math? Then welcome to the club! Through weekly meetings and asynchronous forum discussion, you’ll work with a small ...
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Grades 7-12

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Honors Algebra I
Explore variables, expressions, and linear, exponential, and quadratic function applications in this full-length online Honors Algebra I course. We’ll use modeling and real-life scenarios to extend ...

Grades 6-9

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Honors Algebra II
This full-length online Honors Algebra II course expands upon topics introduced in Algebra I to teach you how to manipulate and apply more advanced functions and operations to polynomials, radicals ...

Grades 7-11

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Honors Geometry
This course covers concepts typically offered in a full-year honors geometry course. You’ll explore geometric proofs, triangle relationships, transformations, right triangle trigonometry, circles ...

Grades 6-11

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Honors Grade 3 Mathematics
This course covers a full-year honors curriculum, aligned with the Common Core State Standards, to prepare students for success in grade 4 mathematics. We’ll start by reviewing grade 2 concepts and ...

Grades 2-3

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Honors Grade 4 Mathematics
Tackle lessons typically offered in a full year of honors math curriculum in this intensive course that offers a review of Grade 3 topics and prepares you for Grade 5 mathematics. Engage with videos ...

Grades 2-4

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Honors Grade 5 Mathematics
Tackle a full year of honors mathematics with this Grade 5 curriculum that will set you up for success in Grade 6 honors math. You’ll begin by reviewing concepts such as algebraic variables and ...

Grades 3-5

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Honors Grade 6 Mathematics
Tackle a full year of honors mathematics with this Grade 6 curriculum that will set you up for success with Honors Pre-Algebra. In this course, students will be introduced to the theory and ...

Grades 4-6

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Honors Grade 7 Mathematics
This full-year, Common Core-aligned course explores proportional relationships, statistical sampling, linear expressions and equations, and two- and three-dimensional geometry. You’ll grow comfortable ...

Grades 5-7

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Honors Grade 8 Mathematics
This full-year Common Core-aligned course focuses on the study of algebraic manipulation and graphical interpretations as you cover topics taught in preparation for Honors Algebra I. You’ll grow ...

Grades 6-8

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Household Chemistry
Discover the role that chemistry plays in your everyday life in this experiment-intensive course. Through hands-on chemistry activities, you’ll learn about the states of matter, explore different ...
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Grades 3-5

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Intermediate Chess
Intermediate Chess is designed for students who want to build upon their foundational understanding. You will expand your knowledge of tactics and strategies in the game of chess. Starting with ...
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Grades 4-12

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Introduction to Chess
Introduction to Chess provides new or beginning students with a strong foundation in the game’s rules and strategies, and a community of enthusiasts to learn alongside. You’ll begin with a brief ...
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Grades 3-8

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Inventions in Engineering
Calling all inventors! CTY’s Inventions in Engineering course introduces young students to the imaginations, habits, and characteristics of successful inventors, and the history and impact of their ...
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Grades 3-5

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Inventions: Catapults
Did you know the idea for the microwave started with a candy bar? Inventor Percy Spencer was standing in front of a magnetron when he noticed his chocolate treat was melting in his pocket. When ...
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Grades 3-4

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Kitchen Chemistry
What is matter, why does it matter, and how does it change? Discover the role that chemistry plays in our everyday lives, particularly in the kitchen. In this six-week course, through hands-on ...
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Grades 4-5

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Literary Worldbuilding
Fictional worlds often stay with us even longer than the stories that are set within them. They can be havens or nightmares, futuristic glimpses of what our world could be, or looking-glass critiques ...
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Grades 7-11

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Logic and Proofs: Fundamentals
Through engaging symbolic logic puzzles, Sudoku challenges, thought-provoking problems, and real-world applications, this course introduces advanced mathematical concepts that challenge the mind ...
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Grades 7-8

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Math Meets Logic: Discovering Proofs
Reasoning, logic, and critical thinking are the building blocks of intellectual inquiry. In this course, we’ll focus on developing these skills as you are introduced to the idea of mathematical proofs ...
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Grades 5-6

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Mathematics of Movie Magic
How do filmmakers transform basic geometric shapes into your favorite animated characters? How are animators able to portray those characters moving smoothly across the screen? How might an animator ...
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Grades 4-5

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Mystery Writers Wanted
For generations, great mysteries have captivated readers with compelling characters and suspenseful storytelling punctuated by intriguing, unconventional sleuths like Eve Titus’s Basil of Baker Street ...
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Grades 3-4

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Numbers: Zero to Infinity
What does a subatomic particle measured in femtometers have in common with a galaxy measured in light years? Both are a part of the unique human effort to quantify the world around us. In this course ...
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Grades 4-5

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Planning for Life on Mars
For decades, scientists have looked to Mars as an untapped resource, one that possibly holds clues to the origins of the solar system as well as the potential for future colonization. Numerous ...
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Grades 4-5

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Predicting Pandemics
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 ...
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Grades 7-11

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Race Matters
Throughout history, the concept of race has been used to perpetuate issues and systems of social inequality. In this course, you’ll study race as a social construct, examine the historic development ...

Grades 9-12

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Sports Statistics
Dive into the world of sports statistics by using real-world examples to better understand how numbers tell a story and how they can help lead to a win. In this course, we'll uncover patterns by ...
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Grades 7-11

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Storytelling Through Film
Film, photography, and video games are all popular modes of visual storytelling that are used to express an idea, theme, or story in today’s digital world. In this three-week mini course, we’ll ...
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Grades 6-8

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The Ancient World: Ancient Egypt
Between 3000 BCE and 500 CE, influential civilizations left lasting legacies that continue to shape our world today. In this course, we'll focus specifically on Ancient Egypt, exploring its distinctive geography, daily life, social structures, government, economy, and religion.
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Grades 3-4

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The Art of Game Design
Delve into the world of games—how they work, why people play them, and the elements that make them popular. In this course, we’ll have fun playing board games, digital games, and card games, while ...
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Grades 7-11

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The Mathematics of Game Shows
Step right up and try your hand at solving some of the world’s classic math conundrums! We have options galore: Plinko, Press Your Luck, Deal, or No Deal Island, and many more. Pull the curtain back ...
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Grades 5-6

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The Mathematics of Money
Have you ever wondered why round-trip fares between cities vary, or how changes in interest rates impact the real estate market? Discover how mathematics influences everyday financial decisions in ...
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Grades 7-10

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The Mystery of Memory
Why are some things easier to remember than others? Why do people have vastly different memories of the same event? Why do most people remember Darth Vader saying, “Luke, I am your father,” when what ...
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Grades 7-11

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The Physics of Sports
This is an Online course adapted from the On-Campus course The Physics of Sports. Ever wondered how a baseball curves mid-pitch or why an ice skater spins faster by pulling in their arms? Curious about how LeBron James makes those incredible slam dunks and precise three-pointers? Physics is the key to unlocking these and other intriguing sports phenomena. In this course, we'll delve into the mechanics of sports, exploring concepts such as kinematics, dynamics, momentum, energy, and power.
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Grades 7-10

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