puzzle over

His father gave him a compass at age five, and he puzzled over the nature of a magnetic field for the rest of his life.

The public earnestly puzzled over his theories, elevated him into a cult of genius, and canonized him as a secular saint.

He puzzled over the matter some time, and finally decided that some witch had interfered and broken the charm.

I had puzzled over this difficult problem until yesterday I found a solution to it.

What I've done is going to be puzzled over and studied and followed. . . forever.

I puzzled over his words and concluded that he had meant every word he said.

Scientists have long puzzled over those mountains, and the fact that the two sides of our moon are very different.

What Ive done is going to be puzzled over and studied and followed. . . forever.

As far back as the 1960s, U. S. policymakers puzzled over the low levels of defense spending among the European members of NATO.

I puzzled over the question for quite a while.

I had been puzzled over the problem for over an hour without any result, when all at once the solution flashed across my mind.

For decades, scientists have puzzled over how our brain is able to focus on certain sounds while filtering out others.

Asked to measure whether a crown was made of pure gold, the Sicilian Greek Archimedes (3rd Century BC) puzzled over a solution.

Prince puzzled over similar observations in a study of close relatives of hepatitis patients.

Henry puzzled over the figures for hours without making head or tail of it.

He puzzled over the problem for hours, without making head or tail of it.

Bela 's brows knit as she puzzled over the symbols.

I puzzled over his intention, not knowing what I should do.

Because Ive was so instinctively nice, he puzzled over why Jobs, whom he deeply liked, behaved as he did.

Economists have therefore puzzled over why they build-up such foreign exchange reserves at all.

Economists puzzled over 'labor hoarding, ' or the tendency of companies to hold on to unneeded workers.

I puzzled over the problem for ages before the light suddenly dawned on me.

For their part, scientists have puzzled over the genetic mechanism that kills off cells one by one until a leaf drops.

Ellen puzzled over the question all evening.

The man, an experienced worker, puzzled over the slim, silver device.

eg : l puzzled over it for hours before it finally clicked.

And many of you, I'm sure, have thought about that and puzzled over it.

As employees puzzled over what this might mean for them, Welch cleared the decks for transformation.

He puzzled over her absence.

Then, as now, I was eternally puzzled over how people think, by what process they solve lifes riddles.

As lawyers and pro-democracy activists erupted with joy, the government puzzled over what to do next.

Have you ever puzzled over a list of processes all named java or javaw, trying to work out which is the one you want to investigate?

The pyramid dates from the 1950s, but architects have puzzled over how to finish the roof for 1, 000 years.

The dog stopped, puzzled over the disappearance of the scent of the Fox by the river's edge

You may be puzzled over our endless chatting with our friends on QQ or MSN;

I puzzled over it, hiding alone --