Solution

24090

First name
Year 5 - Set 1
School
Bilton Junior School
Country
Age
10

Key 1 - 13
Key 2 - 9
Key 3 - 15
Key 4 - 14
Key 5 - 19

13 - M, 9 - I, 15 - O, 14 - N and 19 - S.

Skippy's real name is Simon.