The launch of The Middle Kid was celebrated with a Treasure Hunt which finished on 30 June 2016.
Solution
The Treasure Hunt could be solved by answering questions about characters and events in The Middle Kid. Correct answers led to passwords which allowed contestants to progress through the Hunt. The correct passwords were:
Password 1: CACDCDBABD
Password 2: AfterConra
Password 3: ABCCCCCDDD

The Winner
Only one correct entry was received so the exclusive winner of The Middle Kid Treasure Hunt and only prize winner of a GoPro Hero video camera was Priya Maheshwari of Faridabad, India. Congratulations to Priya who showed great intelligence and persistence in solving a very challenging puzzle.
On hearing that she had won, Priya said, 'I couldn't contain my excitement. I am so grateful to you for creating this treasure hunt because I thoroughly enjoyed the whole process. I want to say about the book that I, being a middle child myself, could relate to Alex and I totally second the creative trait of the middle child. I loved the book and enjoyed reading it numerous times to find out the passwords. Keep writing these extraordinary works for which no one had even thought before.'
Only one correct entry was received so the exclusive winner of The Middle Kid Treasure Hunt and only prize winner of a GoPro Hero video camera was Priya Maheshwari of Faridabad, India. Congratulations to Priya who showed great intelligence and persistence in solving a very challenging puzzle.
On hearing that she had won, Priya said, 'I couldn't contain my excitement. I am so grateful to you for creating this treasure hunt because I thoroughly enjoyed the whole process. I want to say about the book that I, being a middle child myself, could relate to Alex and I totally second the creative trait of the middle child. I loved the book and enjoyed reading it numerous times to find out the passwords. Keep writing these extraordinary works for which no one had even thought before.'