Dan Cahill is eleven years old.
Amy & Dan
dan cahill
Yes they are
Dan Cahill
The Answer is Amy and Dan
dan
i believe Amy and Dan are Madrigals.
the boy in the 39 clues books is called Dan cahill and the girl is called Amy Chaill
For Amy and Dan Cahill finds the 39 clues and bring the Cahill family back together
Amy and dan!
nobody knows
Dan and amy's father