Why do you make a mistake in using "and" and "but"? Sentences are also logically connected.
If you write the contents roughly
Therefore, the higher the level of abstraction, the more useful information will be for more people.
The problem of putting "and" and "but" comes up for 1 years from the first grade of elementary school to the third grade of high school, but the third grade of high school ... → Continue reading
Bared (VaLEd.press) is a media that supports the future and curiosity of children together with their parents. Not only for parents who have children who will learn programming and STEM education from now on, but also for children who actually learn and the destination where they must be involved, and for those who want to open a programming class from now on. This refers to a portal site that can deliver information.
Wikipedia related words
If there is no explanation, there is no corresponding item on Wikipedia.