Grandpa Joe was the oldest of the four grandparents. He was ninety-six and a half, which is really old. But when Charlie, his grandson, was around, Grandpa Joe seemed to become young again. He was full of energy and excitement, just like a young boy. Grandpa Joe told Charlie about Mr. Willy Wonka, who invented more than two hundred different candy bars.
What did Mr. Willy Wonka invent?