The Secret Scientist is the third accidental adventure for Onion O’Brien and his gang of friends, the Five O's. This hilarious story from the zany brain of one of Ireland’s greatest funny men will be adored by all kids with a zest for fun.

The second book in The Adventures of Onion O’Brien from comedian Jason Byrne. Onion O’Brien is in trouble, again. This time he and the rest of the Five O’s are trying to stop the destruction of the Valley, the local wasteland where they hang out, but they’ll have to outwit pesky grownups, The Ferg and Judge, Mayor Ronald Bump, and the new teacher.

As the First World War comes to an end, teams of pilots and navigators gather in Newfoundland. The challenge: to be the first to fly non-stop across the Atlantic Ocean.