These occupations include formal and informal apprenticeships that may last up to 5 years.

Some countries require a formal apprenticeship with an experienced practitioner, while others do not.

Of course, many children learned job skills from their parents or employers without embarking on a formal apprenticeship.

Such characters are often taught informally, by another hedge wizard, rather than receive a formal apprenticeship or education at a school.

Although as a woman she was unable to have a formal apprenticeship, her father taught her to draw and engrave.

The second, well, we don't have formal apprenticeships amongst us.

While formal apprenticeships were not the norm in Plymouth, it was expected that a foster family would teach the children whatever trades they themselves practiced.

Most artisans do not have school-based training in their craft, but rather learn it through formal or informal apprenticeship.

After completing a formal apprenticeship, he moved into production management.

Elevator installers go through formal apprenticeships to learn the trade and a few states require a license.