New apps give your noggin a workout.

Mind improving apps are hot.

Imak Solutions offers a slew of brain power exercises concentrating on verbal skills, math and logic.

Some are for kids, some for adults, and all use flash card-like training to make you smarter.

"Brain Exercise with Dr. Kwashima" is a $5 iPhone app that uses a series of puzzles that designed to stimulate different parts of the brain.

Not a game fan?

Try "Wikiquiz", a 99-cent iPhone app which tests and increases your knowledge of popular culture.

For Android users there's "Braingoal", a logic game.

Finally, everyone's favorite, "Trivial Pursuit", comes in iPhone, Windows and Android versions.