CREST Reasoning Olympiad

The CREST Reasoning Olympiad (CRO) is an international competitive exam held online for students in classes 1-10. There will be only one level for all the classes. There will be 2 levels for students of classes 3-10. The exam is an objective-type test that the students need to complete in 60 minutes.

The exam consists of two sections:

  • Section-1: Logical Reasoning
  • Section-2: Achievers Section

Other Important Information:

  • There are separate question papers for each and every class.
  • The medium of the exam is English.
  • CBSE, ICSE/ISC and other State Board syllabus is followed for the setting of test papers.
  • The exam is conducted online only using laptop, desktop or tablet with an Internet connection. It can't be taken using a mobile device.
  • In case the registration is not through school, the student will have to take exam from home.

Exam Pattern

Exam Pattern of all the Subjects are given. To check the full list of Marking Scheme and Exam Pattern, go here.

How to Participate

Registration of Students through schools: Students from classes 1-10 are eligible to give CREST Olympiads. Prospectus containing the registration forms are sent to all schools registered with CREST Olympiads. If your school is not registered with us, then please send an email to and we will send you the prospectus soon. It is mandatory for schools to return the registration forms to CREST Olympiads, duly filled in and complete in all respects by the due date.

Registration for individual participants: If your school does not conduct Olympiads, then you can register as an individual participant as well. The link for the online registration for individual participants is here.

Exam Fee

Exam fee for each subject is Rs. 225 for students studying and enrolling from India. For students studying and residing outside of India, the fee is $10 (US Dollars).


Awards will be given to the participants performing exceptionally well in the Olympiads. To check the full list of Awards and recognitions to be given to each participant, please check here.

Frequently Asked Questions

For a complete list of Frequently Asked Questions, please refer here.