The engineering package contains:
Constructors for basic electronics (PROFI Electronics);
Constructors for mechanical basics (PROFI Mechanic & Static 2);
Constructors for hydraulic or pneumatic basics (PROFI Pneumatic 3);
Constructors for research of renewable energy sources (solar, wind, water) (PROFI Oeco Energy);
Constructors to study the principles of optics (PROFI optics);