For all experiments, you need a basic knowledge of electronics: You are already familiar with resistors, LED's and pushbutton switches. To set up a circuit on the breadboard is no problem to you.
Read also the safety instructions thoroughly.
With logic diagrams you find two different representations:
In the further course you use only the US logic symbols, as they are widely used, e.g. in datasheets.
An overview of the two sets can be found in the glossary "logical symbols".