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AP® Calculus AB (NCAA Approved)
Prepare for the AP Calculus AB exam with this college-level course that covers topics in single-variable differential and integral calculus. You’ll engage with your instructor and classmates in ...
Next start date: September 12, 2022

Grade 8+

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AP® Calculus BC
Set yourself up for success on the AP® Calculus BC exam in this intensive, college-level course that covers topics in single-variable differential and integral calculus. Through engagement with the ...

Grade 8+

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AP® Calculus BC (NCAA Approved)
Set yourself up for success on the AP® Calculus BC exam in this intensive, college-level course that covers topics in single-variable differential and integral calculus. Through engagement with the ...
Next start date: September 12, 2022

Grade 8+

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AP® Calculus AB
Prepare for the AP Calculus AB exam with this college-level course that covers topics in single-variable differential and integral calculus. You’ll learn from your instructor, as well as from an ...

Grade 8+

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AP® Statistics
Delve into the discipline of data while also covering topics in probability, regression analysis, and sampling distributions. You’ll learn statistics through solving practice problems, consulting the ...

Grade 7+

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AP® Statistics (NCAA Approved)
Delve into the discipline of data while also covering topics in probability, regression analysis, and sampling distributions. You’ll learn statistics by solving practice problems, consulting the ...
Next start date: September 12, 2022

Grade 7+

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Calculus C
Learn the second half of the material covered on the AP® Calculus BC exam by engaging with your instructor, the electronic textbook, interactive lessons, a graphing calculator, and other online course ...

Grade 8+

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Calculus C (NCAA Approved)
Learn the second half of the material covered on the AP® Calculus BC exam by working with your instructor, the electronic textbook, interactive lessons, a graphing calculator, and other online course ...
Next start date: September 12, 2022

Grade 8+

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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 ...
Next start date: September 12, 2022

Grade 4+

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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

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Differential Equations
Explore topics typically covered in a semester introduction to Ordinary Differential Equations. We’ll reinforce learning through interactive online materials, homework, quizzes, projects, and exams ...

Grade 9+

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Differential Equations (NCAA Approved)
Experience a college-level math course as we cover the entire syllabus from Johns Hopkins University’s Differential Equations class, as well as several additional topics. We’ll reinforce our learning ...
Next start date: September 12, 2022

Grade 9+

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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

Grades 7-10

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Elementary Number Theory
In this course we’ll get to know the deep theory of integers, with special focus on the properties of prime numbers and integer or rational solutions to equations. You’ll cover topics aligned with ...

Grade 7+

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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 ...
Next start date: September 12, 2022

Grades 6-9

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Game Design
What counts as a game? What are games made of? How are successful games designed and built? Read theory that orients you to how games work, why people play them, and what makes a good game. Play ...
Next session begins: September 14, 2022

Grades 7-10

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Geometric and Spatial Reasoning
Geometric and spatial reasoning skills are essential for living in and making sense of the world around us. Everything from solving a jigsaw puzzle to arranging furniture to efficiently packing a bag ...
Next session begins: September 14, 2022

Grades 3-4

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Graph Theory
Graph theory is a deceptively simple area of mathematics: it provides interesting problems that can be easily understood, yet it allows for incredible application to things as diverse as the efficient ...
No upcoming classes

Grades 7-10

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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 ...
Next start date: September 12, 2022

Grade 7+

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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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