The simplest ideas are often the best. And they can also provide baking with money. Think of the ‘Slinky’, also known as the traploper, who could have thought that a simple metal spring would become so popular as a toy? Or even easier, the frisbee, a simple round plastic disc. The following ten simple ideas are almost all ‘accidentally’ conceived, and the inventors have delivered millions. https://thriveglobal.com/stories/top-10-simple-inventions-that-millions-have-raised/