Mini-laboratory for the experimentation and learning of the basic concepts of the resistance and its application in the electronica.Prática 1. Specifications and definition of a resistance.Behavior in series. Practice 2. Resistance behavior in parallel.Voltage and current. Practice 3. Divider of tension, behavior and calculation. Practice 4. Thevein's theorem.Thevenin resistance.Practice 5. Auto configuration Parallel series and voltage and current control