Solution

159124

First name
Lewis and Seth
School
St John Vianney CPS
Country
Age
10

We found that by using 3 squares of the same size we could make 7 squares and bisect 1 of the squares into 4 parts
as you can see bellow one of the squares is bisected into 4 pieces and you have the 3 original squares , that adds to a total of 7 squares