The International Meme Chemistry Olympiad.

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Chemistry. Is. Boring. As. Fudge. How to fix it?


Try to make it less boring!


The International Meme Chemistry Olympiad (MemeChO) is a way for individuals and teams from any age group to test out
their creativity, problem-solving and collaboration in such an interesting Science field as Chemistry. The Olympiad happens regularly every three to four months.

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Our team of problem authors consisting of IChO medalists, researchers and ordinary teachers carefully engineered the whole competition so that the seemingly boring and useless Chemistry problems appear funny, interesting and challenging.

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There are absolutely no limitations, every person may participate!

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We can guarantee you that the few hours every few months you and your team spend participating in the Olympiad will be spent in a productive and funny manner.

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Last, but not least, participation is totally free, and even rewarding to the best of the participants, so why not give it a shot?



Do it now.

Register your team!

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Choose Your League

You can choose, which difficulty level of Problems to solve. This is implemented via Leagues! Below you can find a quick overview of the offers in each League! Do not forget to check your Team against the Entry requirements to the Noob League and the Amateur League!
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Noob League

The easy option

  • Teams up to three people
  • Rating System
  • School test-to-Regional Olympiad level Problems
  • Problems written by Regional Olympiad winners and school teachers interested in promoting Chemistry in a different way!
  • Recommended for average high school students, their parents and amateur chemists
  • Entry requirements!
Register here!
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Amateur League

A bit harder...

  • Teams up to three people
  • Rating System
  • National Olympiad level Problems
  • Problems written by National Olympiad winners and IChO medalists
  • Recommended for more advanced amateurs, high school Olympiad participants and weaker college students
  • Entry requirements!
Register here!
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Pro League

The pinacle

  • Teams up to three people
  • Rating System
  • IChO/Mendeleev level Problems
  • Problems written by IChO medalists and researchers, the authors have no limits on writing
  • Recommended for IChO competitiors, advanced high schoolers, college students and professional chemists
  • The only entry requirement is the difficulty of the Problems themselves!
Register here!

Meme Chemistry Olympiad Archive

We have collected all previous MemeChO problems, solutions and results in one place! Click on the link you are interested about to download the Problems for that Olympiad! The results for the Olympiads are available as spreadsheets with grades for every Problem!

Meme Chemistry Olympiad March 2021 Problems&Results

Problems in English (PDF)
Solutions (PDF)
Results (Google Docs)

Meme Chemistry Olympiad July 2021 Problems&Results

Problems in English-Amateur League (docx)
Problems in English-Pro League (docx)
Problems&Solutions (all Leagues, PDF)
Result Table(.xlsx)
Amateur League Pedestal:
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Pro League Pedestal:
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