Here is a visual rundown of what happens in the Parsha
The Parsha begins with a discussion surrounding the prohibition of building the Mishkan on Shabbat. The Rabbis learned from this that any labor critical to building the Mishkan is forbidden to be done on Shabbat. The Rabbis identified 39 labors or Melachot which are forbidden on shabbat. They are divided into the four categories shown below.
The Parsha describes the construction of the Mishkan. Here is a diagram of what the final product looked like