This table offers guidance on conversion from European to UK footwear sizes

 European UK
28 Child 10
29 Child 11
30 Child 12
31 Child 12.5
32

Child 13

33

1

34 1.5
35 2.5
36 3.5
37 4.5
38 5
39 6
40 6.5
41 7.5
42 8
43 9
44 9.5
45 10.5
46 11