Soap bubbles are fun. If you have ever watched a baby play with blown bubbles for the first time, or seen a dog snap at them, or given a child a bubble bath, then you know how magical they can be. How could you possibly improve on such a simple yet fascinating amusement? Tim Kehoe though it would be nice if they were colored. Kehoe is a toy inventor, and colored bubbles became his life's work. Going into the project, he didn't know it would take 15 years and $3 million to complete. You'd think it would be... READ ON