1
general::
Succeed, produce a good outcome, as in The new coat of paint works wonders with this bedroom, or The physical therapy has worked wonders with these patients. Literally meaning "perform miracles," this term has been used somewhat more loosely since the 1700s. Also see WORK LIKE A CHARM.
American Heritage Idioms
2
general::
Phrase(s): work wonders (with someone or something)
to be surprisingly beneficial to someone or something; to be very helpful with someone or something. • This new medicine works wonders with my headaches. • Jean was able to work wonders with the office staff. They improved their efficiency as soon as she took over.
McGrawhill's American Idioms And Phrasal Verbs