Little House on the Prairie Television Series
Season Six (1979-1980)

115. THE FAMILY TREE
October 1, 1979

As an assignment, each student must trace their family tree. Albert, being adopted has no idea who his family is. Nellie and Willie give Albert a hard time, and this persuades him to go find his father. After finding his fathers grave, Charles adopts Albert and Albert now has a family to put in his family tree.