IMPORTANT: Make sure to write your full name (forename and surname) correctly. Do not write in capital letters (Wrong: JOHN HENRY, Correct: John Henry). This name will be used for all certificates!

IMPORTANT: It is important that you enter your correct date of birth. Depending on your age group, you will have to score more points to qualify for the next round. We verify the age of all winners.

Please select the country and city in which you are currently studying.

We will send all relevant information to this e-mail address. Make sure to check the spam folder. You can also log into your participant account to check your results (recommended!).

Your password has to be at least eight characters long. You will need your password to log into your participant account and check your results & certificates online: Login for Participants

IMPORTANT: Please select or write down your full official school/university name. We will use this name and the school e-mail to identify participants from the same school and use this for the school awards. If other students from your school are participating too, please talk to them or your teacher so that you all write the same name.

IMPORTANT: Please select your grade or year of study at the official submission deadline (30 December 2025). Please note that your age will be considered for the age group selection: Learn More

If you become a winner, we will inform your school/university about your outstanding achievement.

IMPORTANT: Please upload one single file with your solution to the Qualification Round. The file may be typed digitally, or it may be a clear picture of your handwritten notes. The following file types are allowed: PDF, JPG, JPEG, PNG. We do NOT accept DOC, DOCX, ZIP, etc. files.

To better understand what a solution document looks like, please refer to our example solution document for mock problems

Do you have multiple pictures?: If you have multiple pictures, please combine the pictures into one single PDF file. You can do so with this online tool: ImgToPdf

Do you have a Word file?: If you have typed your solution using Microsoft Word (.doc, .docx), please convert the file to PDF. You can do that on your computer or with this online tool: PDF-Convert

Your file is too big?: If your file is bigger than 10 MB, please compress your file to a smaller size. You can use the following online tool to compress PDF files: PDF-Compress

This field is optional. Please select an ambassador if you had personal contact with one of the ambassadors. Do not select a person if you do not know any ambassador personally.

This helps us improve our communication with interested students.

Select the language that you would like to receive the e-mails and communications in. Please note that the original language is English and all other languages contain automatic translations. You can change your selection at any time through your participant account.