Many Olympiad tests and competitions are held in the US with the goal of inspiring and challenging students in a range of academic subjects. This is a thorough list of some well-known Olympiad tests and events held in the US Olympiad Exams in United States of America:

Mathematics:

1. American Mathematics Competitions (AMC): Including AMC 8, AMC 10, and AMC 12, these competitions are the first in a series of competitions that lead to the International Mathematical Olympiad (IMO).
2. MathCounts: A national middle school mathematics competition.
3. USA Mathematical Olympiad (USAMO): The top scorers from the AMC 10 and AMC 12 are invited to participate.
4. Math Kangaroo: An international competition that is also held in the U.S.

Science:

1. Science Olympiad: A team competition where students compete in various science events.
2. Biology Olympiad: Including the USA Biology Olympiad (USABO), which leads to the International Biology Olympiad (IBO).
3. Chemistry Olympiad: Including the U.S. National Chemistry Olympiad (USNCO), which leads to the International Chemistry Olympiad (IChO).
4. Physics Olympiad: Including the U.S. Physics Olympiad (USAPhO), which leads to the International Physics Olympiad (IPhO).
5. Junior Science and Humanities Symposium (JSHS): A competition where students present original research in science, technology, engineering, or mathematics.

Informatics and Computer Science:

1. American Computer Science League (ACSL): A competition involving computer programming and theory.
2. USA Computing Olympiad (USACO): A series of competitions that lead to the International Olympiad in Informatics (IOI).

Engineering:

1. FIRST Robotics Competition (FRC): A competition where teams build robots to complete tasks.
2. VEX Robotics Competition: Another robotics competition for students.
3. TSA (Technology Student Association) Competitions: Including a range of events in technology and engineering.

Geography:

National Geographic Bee: A nationwide geography competition for students in grades 4-8.

History and Social Sciences:

1. National History Bee and Bowl: A history competition for individual students and teams.
2. National History Day: A competition where students present historical research projects.

Language Arts:

1. Scripps National Spelling Bee: A well-known spelling competition.
2. National Vocabulary Championship: A competition focusing on vocabulary skills.

Environment:

1. National Ocean Sciences Bowl (NOSB): A competition focusing on ocean-related topics.
2. Envirothon: An environmental science competition.

Economics:

National Economics Challenge: A competition where students test their knowledge of economics.

Debate and Public Speaking:

1. National Speech and Debate Association (NSDA) Competitions: Including a variety of events in speech and debate.

SCO International Olympiad:

1. Math Olympiad: A team competition where students compete in various math events online.
2. Science Olympiad: Including the Math Olympiad, which leads to the International Science Olympiad (ISO).
3. Mental Math Olympiad: Including the Math and Science Olympiad,to challenge Math and Reasoning ability leads to Mental Math Olympiad
4. Coding Olympiad: Most preferred Olympiad Exam for students in Junior,Middle and Higher section for worldwide coding global exam.
5. Artificial Intelligence Olympiad :  A competition where students present the keen knowledge of AI knowledge compatibility.

Students can push themselves, hone their abilities, and receive recognition on a national and worldwide scale by participating in these tournaments. In addition to improving college applications, participation in these Olympiads can lead to scholarships and other educational possibilities.Olympiad Exams in United States of America

Blog Site – blog.schoolconnectonline.com

Important Link

United States of America Mathematical Olympiad (USAMO)

United States Biology Olympiad (USABO)

United States National Chemistry Olympiad (USNCO)

United States of America Computing Olympiad USACO

United States Astronomy and Astrophysics Olympiad (USAAAO)

List of Olympiad Exams conducted globally.