2025 summer in-person courses are open for enrollment!
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- Intensive Studies
- Advanced CTY-Level
- Mathematics
Cryptology
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 ...
Sessions:
Loyola Marymount University:
Jun 22-Jul 11
,
Jul 13-Aug 01
Dickinson College:
Jun 22-Jul 11
,
Jul 13-Aug 01
Johns Hopkins University:
Jun 22-Jul 11
,
Jul 13-Aug 01
Roger Williams University:
Jun 22-Jul 11
,
Jul 13-Aug 01
Skidmore College:
Jul 20-Aug 08
- Young Students Residential
- CTY-Level
- Mathematics
Data and Chance
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 ...
Sessions:
Mirman School:
Jun 22-Jul 11
The Gilman School:
Jun 22-Jul 11
,
Jul 13-Aug 01
- Discovery Sampler
- Emerging
- Language Arts, Mathematics, Science and Engineering
Decoding Our World
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 ...
Sessions:
Mirman School:
Jun 22-Jul 11
,
Jul 13-Aug 01
Speyer School:
Jun 29-Jul 18
,
Jul 20-Aug 08
- Intensive Studies
- Advanced CTY-Level
- Mathematics
Fundamentals of Microeconomics
How much are you willing to pay for ice cream on a hot summer day? Who is responsible for the cost of pollution? Is there such a thing as a perfectly competitive market? Microeconomics provides ...
Sessions:
Roger Williams University:
Jun 22-Jul 11
,
Jul 13-Aug 01
Johns Hopkins University:
Jun 22-Jul 11
,
Jul 13-Aug 01
UC-Santa Cruz:
Jun 29-Jul 18
Skidmore College:
Jun 29-Jul 18
,
Jul 20-Aug 08
- Academic Explorations
- CTY-Level
- Mathematics
Game Theory and Economics
IBM founder Thomas J. Watson once said, “Business is a game—the greatest game in the world if you know how to play it.” In today’s global marketplace, understanding game theory—the branch of ...
Sessions:
Ursinus College:
Jun 22-Jul 11
,
Jul 13-Aug 01
- Young Students Day
- CTY-Level
- Mathematics
Geometry and Spatial Sense
Spatial understanding is necessary for interpreting, understanding, and appreciating our inherently geometric world. Many everyday tasks such as designing a treehouse, solving a jigsaw puzzle, or ...
Sessions:
Mirman School:
Jun 22-Jul 11
,
Jul 13-Aug 01
The Gilman School:
Jun 22-Jul 11
Speyer School:
Jun 29-Jul 18
,
Jul 20-Aug 08
- Young Students Residential
- CTY-Level
- Mathematics
Inductive and Deductive Reasoning
Reasoning, logic, and critical thinking are the building blocks of intellectual inquiry. This course will help develop your skills in these areas through problem-solving and exposure to a wide range ...
Sessions:
Roger Williams University:
Jun 22-Jul 11
,
Jul 13-Aug 01
Loyola Marymount University:
Jun 22-Jul 11
,
Jul 13-Aug 01
UC-Santa Cruz:
Jun 29-Jul 18
,
Jul 20-Aug 08
Speyer School:
Jun 29-Jul 18
,
Jul 20-Aug 08
Mirman School:
Jul 13-Aug 01
- Intensive Studies
- Advanced CTY-Level
- Mathematics
Macroeconomics and the Global Economy
What are the key indicators of an economy’s performance? How do governments craft policies that promote economic growth? What does it mean for a country to have a trade deficit? Analyzing economies at ...
Sessions:
Ursinus College:
Jun 22-Jul 11
,
Jul 13-Aug 01
Roger Williams University:
Jun 22-Jul 11
,
Jul 13-Aug 01
Loyola Marymount University:
Jun 22-Jul 11
,
Jul 13-Aug 01
- Intensive Studies
- Advanced CTY-Level
- Mathematics
Mathematical Logic
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 ...
Sessions:
Dickinson College:
Jun 22-Jul 11
,
Jul 13-Aug 01
UC-Santa Cruz:
Jun 29-Jul 18
- Young Students Day
- CTY-Level
- Mathematics
Mathematical Problem Solving
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 ...
Sessions:
Speyer School:
Jun 29-Jul 18
,
Jul 20-Aug 08
- Intensive Studies
- Advanced CTY-Level
- Mathematics
Number Theory
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 ...
Sessions:
Dickinson College:
Jun 22-Jul 11
,
Jul 13-Aug 01
- Young Students Day
- CTY-Level
- Mathematics
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 humans’ effort to quantify our world. In this course, you’ll explore ...
Sessions:
Mirman School:
Jun 22-Jul 11
,
Jul 13-Aug 01
The Gilman School:
Jun 22-Jul 11
,
Jul 13-Aug 01
Speyer School:
Jun 29-Jul 18
,
Jul 20-Aug 08
- Academic Explorations
- CTY-Level
- Mathematics
Paradoxes and Infinities
This course explores conundrums and analyzes a range of mathematical and philosophical paradoxes. You’ll consider Zeno’s paradoxes of space and time, such as The Racecourse, in which Achilles ...
Sessions:
Dickinson College:
Jun 22-Jul 11
,
Jul 13-Aug 01
Roger Williams University:
Jun 22-Jul 11
,
Jul 13-Aug 01
Loyola Marymount University:
Jun 22-Jul 11
,
Jul 13-Aug 01
UC-Santa Cruz:
Jun 29-Jul 18
,
Jul 20-Aug 08
- Intensive Studies
- Advanced CTY-Level
- Mathematics
Probability and Game Theory
The study of probability and game theory allows students to apply math to real-world situations. In this course, you’ll learn to use some of the major tools of game theory, a branch of mathematics ...
Sessions:
Loyola Marymount University:
Jun 22-Jul 11
,
Jul 13-Aug 01
Dickinson College:
Jun 22-Jul 11
,
Jul 13-Aug 01
Roger Williams University:
Jun 22-Jul 11
,
Jul 13-Aug 01
- Discovery Sampler
- Emerging
- Language Arts, Mathematics, Science and Engineering
Summer Sleuths
Mysteries have captivated our imagination for centuries, in life and in fiction. This sampler gives students a chance to build math, science, and literary skills while thinking through the elements of ...
Sessions:
The Gilman School:
Jul 13-Aug 01
- Academic Explorations
- CTY-Level
- Mathematics
The Mathematics of Competitive Behavior
IBM founder Thomas J. Watson once said, “Business is a game—the greatest game in the world if you know how to play it.” In today’s global economy and the international political arena, the study of ...
Sessions:
Johns Hopkins University:
Jun 22-Jul 11
,
Jul 13-Aug 01
- Academic Explorations
- CTY-Level
- Mathematics
The Mathematics of Money
Why are round-trip fares from Orlando to Kansas City higher than those from Kansas City to Orlando? How do interest-rate adjustments affect the real estate market? How does one calculate the price-to ...
Sessions:
Ursinus College:
Jun 22-Jul 11
,
Jul 13-Aug 01
Dickinson College:
Jun 22-Jul 11
Roger Williams University:
Jun 22-Jul 11
,
Jul 13-Aug 01
Loyola Marymount University:
Jun 22-Jul 11
,
Jul 13-Aug 01
Johns Hopkins University:
Jun 22-Jul 11
,
Jul 13-Aug 01
UC-Santa Cruz:
Jun 29-Jul 18
,
Jul 20-Aug 08
Skidmore College:
Jun 29-Jul 18
,
Jul 20-Aug 08