Courses to engage and inspire

177 Courses

Data and Chance

Grades 5–6

Mathematics

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...
Modality

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

Data Structures and Algorithms

Grades 7–11

Robotics and Technology

We know that computers are great problem solvers, but there is human work that must be done before computers can work their magic: first, it is necessary to formalize the problem within a mathematical...
Modality

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

Decoding Our World

Grades 3–4

Language Arts, Mathematics, Science and Engineering

How do we see, perceive, and describe the world around us? We can use mathematics to measure, calculate, and find patterns. We can use technology to expand what we see and observe. And we can tell...
Modality

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

Dream It, Code It, Build It

Grades 7–10

Robotics and Technology

Are you ready to create your own mobile app? In this course, you’ll dive into the world of app development using MIT App Inventor, a visual, block-based programming tool that makes coding fun and...
Next Start Date: Mar 24, 2026
Modality
Online
Identification Level
Quantitative - CTY-Level

Economic Chaos: Understanding Volatile Markets

Grades 7–11

Mathematics

What does it mean when bubbles burst, stock markets crash, and hyperinflation takes off? How do these major economic events affect businesses and individuals around the world? COVID-19 was one such...
Next Start Date: Jan 28, 2026 + 1 more dates
Modality
Online
Identification Level
Quantitative - CTY-Level

Electrical Engineering

Grades 7–11

Science and Engineering

The first transistor, created at Bell Laboratories in 1947, was about 4 centimeters in size. Today, millions of transistors fit on a single computer processor chip,about the size of a postage stamp...
Modality

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

Elementary School Competitive Mathematics

Grades 3–7

Mathematics

Strengthen your analytical and problem-solving skills in this challenging course designed for students with little to no previous math competition experience. You'll learn 12 different problem-solving...
Modality

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

Epidemiology

Grades 9–12

Science and Engineering

From Covid-19 to HIV to malaria, infectious diseases remain one of the world's leading causes of death. How do scientists compile and use statistics to combat outbreaks? In this course, you and your...
Modality

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

Everyday Science

Grades 2–3

Science and Engineering

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

Examining the Evidence

Grades 5–6

Science and Engineering

How can an abandoned car, devoid of license plates, help detectives solve a jewel heist? How can a single strand of hair keep a man from going to jail? In this course, you will uncover the answers to...
Modality

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

Excursions in Pre-algebra

Grades 6–9

Mathematics

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

Exploring Ethics

Grades 7–11

History and Social Science

We all face ethical choices. How do we know what is good or bad, or right or wrong? Are there standards of ethics by which we can judge people or their actions? In this course, you'll reflect on...
Modality

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

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