Koi Academy, the premier online education service for middle and high school students, is dedicated to upholding the highest academic standards for our students. From middle school classes, high school courses, AP classes, and even counseling for the college application process, the Koi Academy team is committed to helping your child become the best version of themselves. Our team hails from leading institutions, such as Harvard, Stanford, MIT, Columbia... and are extremely experienced in their areas of expertise. 


SAT Subject Tests


AP Classes



Essay Editing

College Counseling

Middle School Classes

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Cassandra Ye is a Chemical Biological Engineering Major at Massachusetts Institute of Technology. She is interested in conducting chemical research in the field of pharmaceutical drug discovery and would like to pursue a MD-PhD. Besides being passionate about science research, Cassandra enjoys teaching piano and violin to children in her community. 

  • Siemens Competition Semifinalist

  • American Chemical Society 4th place

  • 3-time International Science and Engineering Fair Finalist

  • Junior Science and Humanities Symposium National Delegate

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Raymond Feng is a Math and Computer Science major at Harvard University. Outside of the classroom, he is an avid pianist, a violinist in the Bach Society Orchestra, and a technology associate of the Harvard College Project for Asian and International Relations.

  • 3-time USAMO qualifier

  • 2-time USAJMO qualifier

  • USAPhO bronze medalist

  • Coca-Cola Scholar 

  • Simons Summer Research Fellow 

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Amy Shteyman is a cognitive neuroscience major at Yale University and is interested in pursuing medicine and research in the future. She currently works in the lab of Dr. Elizabeth Jonas, where she studies the role of mitochondria in neurodegeneration and cancer. Outside of school, Amy is involved with badminton, tennis, and piano at Yale. 

  • International Science and Engineering Fair 1st place worldwide and best in category winner

  • Regeneron STS Scholar

  • Junior Science and Humanities Symposium National Delegate

  • CUNY Child Mind Institute Rising scientist scholarship award-awarded to top five out of 150 (2017)

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Merrick Cai is a math major at Massachusetts Institute of Technology. Inside the classroom, he is not usually present. Outside the classroom, he is an enthusiastic member of PBHA CCit (Chinatown Citizenship) and MIT Club Tennis. Shown in his profile picture is his dog Oreo, who is the world's best dog, according to a mug in his house.

  • 3-time USA(J)MO qualifier


  • Regeneron scholar

  • Intel ISEF Finalist

  • Putnam Honorable Mention

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Arooba Ahmed is a Biochemistry and Psychological major on the Pre-Medical track at Columbia University in New York City. Outside of classes, she is also Marketing Director of Columbia OPS, volunteered to teach debate for Youth For Debate, and is a Briefings Writer for the Journal of Sustainable Development. Outside of her academic life, she loves reading (her favorite book is Sappho’s If Not Winter) and sketching. 

  • Siemens Competition National Winner 

  • International Science and Engineering Fair 4th Place

  • New York State Science and Engineering Fair 1st Place 

  • Published in Journal of Emerging Investigators (JEI)

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Carrie Hsu is a Economics and English major at Harvard University. Outside class, she is a prose reader for the Adroit Journal, and she has participated in FedChallenge and EuroChallenge for four years. A graduate from the Juilliard Pre-College viola division and the Iowa Young Writer's Studio, her hobbies include viola, creative writing, reading, and more.

  • Regeneron Science and Talent Search Top 300 Scholar 

  • Scholastic Art & Writing Awards National Gold Medalist

  • Outstanding Delegate Award in the Convention on the Elimination of all forms of Discrimination Against Women Joint Crisis Committee Democratic Cloakroom at Brown University Simulation of United Nations Conference XXIII

  • Published in Volume 37 of The Apprentice Writer