Preparatoria Federal (English: Federal Preparatory) is a chain of Mexican high schools (known in Mexico as preparatorias) which offers programs to upgrade the regular degree to a technical-professional level.
Began in the year 1938 as an educational project led by President Lázaro Cárdenas.
Some examples of these institutions are: Escuela Preparatoria Federal por Cooperación Melchor Ocampo.
Escuela Preparatoria Federal por Cooperacion Martires de la reforma.
Adopted in 1970 the name "Lazaro Cardenas", and in 1973, was established as a federal school by presidential agreement.