20 Brilliant Inventions That Got It Right the First Time

The old saying "if at first you don't succeed, try, try again" doesn't always apply, as some inventions have been successful from the start. From dice to hair combs to songs about hot cross buns, some things just work perfectly the first time around. Whether it's coffee pots or WD-40, these 20 world-changing inventions were great right from the get-go.