Jason Garside, of Thicket Drive, Maltby, admitted guilt on two counts of indecent assault and one count of gross indecency with a child.
Garside pleaded not guilty to two counts of rape and five more counts of indecent assault against two girls on four separate occasions, at a hearing at Sheffield Crown Court.
All charges relate to a period between 1989 to 1994 in the village of Stainton.
The trial continues.