Words similar to tinkering

Example sentences for: tinkering

How can you use “tinkering” in a sentence? Here are some example sentences to help you improve your vocabulary:

Despite early ideological and professional tinkering, the senator's son sought the Freshman Council presidency at Harvard and cowed the opposition with his precocious campaigning skills.
But the Scientific Method does not permit any tinkering with the Indis Index 's scoring procedures.
The lower level of the Guggenheim SoHo displays the tinkering side of Rauschenberg's nature, the works he made in collaboration with engineers--the star item there is unquestionably Mud Muse (1968-71), a vat of bentonite (an artificial clay) that bubbles and gurgles and spits, like a pool of quicksand in a Tarzan movie, triggered by a sound-activated compressed-air system.
Looks fine to me; just some tinkering with typefaces, feature designs, and column headings.
But I consider all this little more than tinkering.