From: Graphical interface design for children seeking information in a digital library
 | Task 1 | N = 104 | |||||
---|---|---|---|---|---|---|---|
 | Graphical interface | Text-based linear lists interface | Significance | ||||
 | Failure | Success | Success rate | Failure | Success | Success rate |  |
1-2 grade | 6 | 6 | 50.00% | 11 | 0 | 0.00% | 0.006 ** |
3-4 grade | 6 | 19 | 76.00% | 16 | 5 | 23.81% | 0.000 *** |
5-6 grade | 2 | 11 | 84.62% | 15 | 7 | 31.82% | 0.003 ** |
 | Task 2 | N = 104 | |||||
1-2 grade | 2 | 10 | 83.33% | 11 | 0 | 0.00% | 0.000 *** |
3-4 grade | 3 | 22 | 88.00% | 18 | 3 | 14.29% | 0.000 *** |
5-6 grade | 0 | 13 | 100.00% | 17 | 5 | 22.73% | 0.000 *** |