child	progress	story1	story2
1	high	0.55	0.8
2	high	0.57	0.82
3	high	0.72	0.54
4	high	0.7	0.79
5	high	0.84	0.89
6	low	0.4	0.77
7	low	0.72	0.49
8	low	0	0.66
9	low	0.36	0.28
10	low	0.55	0.38