After a long-time preparation, the book store of Charles Education now opens to the public.

Welcome to WordPress. This is your first post. Edit or delete it, then start writing!

Sometimes, we can’t measure what we need, so we invent a proxy, something that’s much easier to measure and stands in as an approximation. TV advertisers, for example, could never tell which viewers would be impacted by an ad, so instead, they measured how many people saw

Sometimes, we can’t measure what we need, so we invent a proxy, something that’s much easier to measure and stands in as an approximation. TV advertisers, for example, could never tell which viewers would be impacted by an ad, so instead, they measured how many people saw

Welcome to WordPress. This is your first post. Edit or delete it, then start writing!

This is an audio post format here. It can be used to play audio files, both MP3 and OGA. A common use (and particularly useful) is to create an audio post for playing & publishing podcasts. Vestibulum id ligula porta felis euismod semper. Curabitur blandit tempus porttitor. Vestib

Sometimes, we can’t measure what we need, so we invent a proxy, something that’s much easier to measure and stands in as an approximation. TV advertisers, for example, could never tell which viewers would be impacted by an ad, so instead, they measured how many people saw

This is an example to show how this theme displays full width posts. You can an idea of how much space is available if you are publishing a full width post. The Web industry is stacked high with inspirational experts and quiet little geniuses beavering away from small home offices. A

This is an example to show how this theme displays full width posts. You can an idea of how much space is available if you are publishing a full width post. The Web industry is stacked high with inspirational experts and quiet little geniuses beavering away from small home offices. A