Criteria for a good Bebras task good tasks …explanation are related to informatics, ICT, or computational thinking see task categories allow learning experienceslearning gives satisfaction and is never boring can be solved in 3 minutesaverage time do not require specific pre- knowledge not to check memorized knowledge have a difficulty level (3 levels) 1/3 easy solvable with little thinking 1/3 medium more thinking required 1/3 hard for the best are adequate for the age of contestants Benjamin: grade 5 to 6, Cadets 7 to 8 Junior: 9 to 10, Senior: 11 to 13
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