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The literacy tools used in ancient times and in modern society
As we know, knowledge can help people to change from illiteracy to literacy. But how can we get the knowledge? You may think that knowledge can be transferred easily by using non-electronic tools such as books, or by using electronic tools like computers, internets or projectors, etc.

However, those electronic tools were not available in ancient times. Even the non-electronic tools were not developed well, because it takes long time for human being to generate renovation and make the tools useful in knowledge learning.

The literacy tools are indispensable for people to get knowledge. Both children and adults are eager to touch different types of knowledge from different places. Now, let's talk about how literacy tools have been developed to help people in solving problems.

The cave printing

Characters on shell



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