Israel Center for Excellence through Education
International Riddle

Become a Riddle Buster

The "E2K International Riddle" creates a new global reality; a community of motivated students taking part in the International E2K Club. Each year, students worldwide put their maximum energies into solving the challenging riddles.

Students in Israel, the United States, and Singapore (each in their native language) receive identical, logic-based riddles four times per academic year. Teachers can decide whether to have students work on the riddles independently or in groups, in school or at home, for credit or for fun! Students who correctly solve the riddle receive an official, personalized certificate.