"idea sparked" is a correct and usable phrase in written English.
You can use it when you want to express the idea that something inspired a new thought or idea. For example, "The article's discussion of economic inequality sparked an idea for a new policy initiative in my mind."
That initial idea sparked another.
Due to a small but vocal network of women working in technology, the idea sparked similar initiatives elsewhere.
Here's another small idea, sparked by commencement season, that may bolster the nursing profession ("Working to Burnish Nursing's Image," May 22).
It was an idea sparked from watching the changing hues play across the glass interior of the Shah Cheragh mosque as people circulated within.
James Winter '11, an applied mathematics major with a keen interest in music, designed a beginning jazz arrangement Web site, an idea sparked by a homework assignment in a jazz harmony class.
The spiritual Brooklyn Dodgers in the other world descended down and said, 'Do this.' " Four years since the idea sparked, Zaslow, 65, has initiated Campaign 42, a project that helps ballplayers of all ages across the country wear No. 42 on their jerseys, to coincide with the Jackie Robinson Day celebration in Major League Baseball.
To me, this idea sparks a bigger conversation.
President Donald Trump and the National Rifle Association both advocated the idea, sparking virulent opposition from teachers unions.
It could inspire a creative idea, spark an emotional reaction or simply make your walk that much more interesting.
And as people communicate better and faster, more new connections are made, new ideas sparked, new inventions created.
Many students develop projects from ideas sparked in the classes they've taken; others fashion their topics on the basis of long-standing personal passions.
