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Table 1 Percentage of choices on the final questionnaire for each trial type in Experiments 1 and 2

From: How to activate students’ natural desire to test themselves

 

Number of letters

Zero

Two

Four

Six

Which trial do you feel best helped you learn the word pairs?

 Experiment 1

0.0

5.7

54.3

40.0

 Experiment 2

12.8

87.2

If you could only use one trial type from now on, which would you choose?

 Experiment 1

0.0

5.7

54.3

40.0

 Experiment 2

15.8

84.2

Which trial type was the most fun?

 Experiment 1

0.0

17.1

71.4

11.4

 Experiment 2

41.0

59.0