łamigłówka

The team is put into a room and given a brain teaser to solve.

A brain teaser is a form of puzzle that requires thought to solve.

Today, they're popular around the globe as decorative brain teasers.

How did you do with Newshour's earlier brain teasers?

Many books of children's puzzles and brain teasers sold at airports work the same way.

At the beginning of each section he wrote, as brain teasers, some explanations using Remez.

They'll find brain teasers for all levels of play, with each puzzle clearly labeled from easy to difficult.

The company produces games and brain teasers for all ages.

To the classic list of brain teasers - Which came first, the chicken or the egg?

With these questions knowing the answer just means you heard that brain teaser before.

Gold called the sequences "the heart of the Chinese puzzle".

Reconstruction was like Chinese puzzle with directions how to open it inside.

Trying to write is very much like trying to put a Chinese puzzle together.

There was an iron cube, some sort of a Chinese puzzle.

Trying to get inside her head was a big adventure, a complex Chinese puzzle that occupied my mind and time.

It's a damned Chinese puzzle if ever there was one.

They gave him a Chinese puzzle and told him to take it apart.

It's times like these that a Chinese puzzle or a brain-teaser becomes an absolute must.

We've got plenty to do besides trying to solve Chinese puzzles.

Naturally things cannot in reality fit together the way the evidence does in my letter; life is more than a Chinese puzzle.