Courses to engage and inspire

177 Courses

Mathematical Logic

Grades 7–11

Mathematics

Have you ever wondered what real mathematicians spend their time doing? This course will teach you the art of proving and disproving conjectures, and techniques for writing formal proofs and...
Modality

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

Identification Level
Quantitative - Advanced CTY-Level

Mathematical Problem Solving

Grades 2–3

Mathematics

Can five 20-by-18-foot carpets lying flat with no overlap fit in a 40-by-50-foot room? Can you measure 2 liters of water correctly using only a 4-liter pitcher and a 3-liter pitcher? How many...
Modality

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

Identification Level
Quantitative - CTY-Level

Mathematics of Movie Magic

Grades 4–5

Mathematics

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...
Modality

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

Identification Level
Quantitative - CTY-Level

Meteorology: The Math and Science of Weather

Grades 3–4

Mathematics

Have you ever wondered how tornadoes form, why hurricanes grow so powerful, or what makes El Niño change the weather? In this course, we’ll explore the exciting world of meteorology—the science and...
Next Start Date: Mar 24, 2026
Modality
Online
Identification Level
Quantitative - CTY-Level

Middle School Competitive Mathematics I

Grades 4–7

Mathematics

Strengthen your analytical and problem-solving skills in this challenging course that's designed for students with little to no previous math competition experience at the middle school level (we also...
Modality

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

Identification Level
Quantitative - CTY-Level

Middle School Competitive Mathematics II

Grades 5–8

Mathematics

Strengthen your analytical and problem-solving skills and become a stronger competitor in this challenging course that’s designed for students with minimal math competition experience at the middle...
Next Start Date: Jan 12, 2026 + 1 more dates
Modality
Online
Identification Level
Quantitative - CTY-Level

Model UN: Global Health Policy

Grades 5–6

History and Social Science

How do nations collaborate to address global health crises? What role do international institutions play in responding to pandemics? In this course, we will explore the political, economic, and social...
Next Start Date: Jan 27, 2026 + 1 more dates
Modality
Online
Identification Level
Verbal - CTY-Level

Model United Nations and Advanced Geography

Grades 5–6

History and Social Science

Countries addressing a global challenge like climate change, weapons proliferation, or the coronavirus pandemic often present their concerns to the United Nations. The ways in which the U.N. tackles...
Modality

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

Identification Level
Verbal - CTY-Level

Mystery Writers Wanted

Grades 3–4

Language Arts

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...
Modality

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

Number Theory

Grades 7–11

Mathematics

Called "The Queen of Mathematics" by the great mathematician Carl Friedrich Gauss, number theory is the study of the natural number system from which all others are derived. Despite the simplicity of...
Modality

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

Numbers: Zero To Infinity

Grades 4–5

Mathematics

What does a subatomic particle measured in femtometers have in common with a galaxy measured in light years? Both are a part of humans' effort to quantify our world. In this course, you'll explore...
Modality

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

Identification Level
Quantitative - CTY-Level

Numbers: Zero to Infinity

Grades 4–5

Mathematics

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...
Next Start Date: Jan 27, 2026 + 1 more dates
Modality
Online
Identification Level
Quantitative - CTY-Level

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