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Register Now for the CREST Reasoning Olympiad Exam!

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The CREST Reasoning Olympiad (CRO) is an international online exam for students in Grades 1-10. All classes take the same level of the exam, which is objective and must be completed in 60 minutes.

The CRO is one of the most popular and unique reasoning exams. Its main goal is to assess students' logical and reasoning skills. Participating in the CRO helps students understand concepts more thoroughly and deeply, moving beyond traditional rote learning.

To aid in preparation, we provide free sample papers and previous years' papers for practice.