Well, apparently they were back then and still are today for people of all ages.
According to Wikipedia: A coloring book (or colouring book) is a type of book containing line art for a reader to add color using crayons, colored pencils, marker pens, paint or other artistic media. Coloring books are generally used by children, though coloring books for adults are also available. They cover a wide range of subjects, from simple stories for children to intricate or abstract designs for adults. The golden age of coloring books is considered to be the 1960s.
If you are looking for the most affordable child activity in the world you have come to the right place. The activity that I am referring to is colouring. To be more specific I am talking about free online colouring pages. This is an activity that has always seemed to captivate children and allow them to use their creativity in a positive way.
Hello Kitty has even her own album, called "Hello World", featuring songs performed by many artists. Sanrio and Fender even released a line of Hello Kitty guitars and a jet airplane. We can say that along Pucca, another popular Japanese cartoon character, Hello Kitty is even more popular and more known that a lot of live artist or important people. It is a good example of globalization along with names like McDonalds, Coca-Cola and other like that.
As you take a step down memory lane, specifically recalling your favorite childhood pastimes, I'm sure you, like myself, can remember the pure and simple emotions you felt while occupying yourself and your time with those activities.
We live in a capitalist society where the value and price of any given commodity will be directly determined by the interrelated concepts of supply and demand in that the more readily available a particular resource it is, the less it will cost the purchaser and the converse is also true which is why gold is far more expensive than the likes of coal.
The coloring page has many benefits. It's an activity, number one, that keeps the kids happily involved. Number two, it encourages the artistic side of your children and number three, encourages several developing skills, such as coordination, decision-making and follow through when they finish their coloring pages.