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The clock is ticking as contestants compete in games of lexical dexterity and numerical agility.

America's favorite quiz show where contestants are presented with general knowledge clues in the form of answers, and must phrase their responses in question form.

The Chase isn’t just a quiz… it’s a race, where the players must ensure they stay one step ahead of ‘The Chaser’, a ruthless quiz genius determined to stop them winning at all costs.

Comedy quiz show full of quirky facts, in which contestants are rewarded more if their answers are 'quite interesting'.

This game show sees contestants solve word puzzles, similar to those used in Hangman, to win cash and prizes determined by spinning a giant carnival wheel.

American version of the tense gameshow where contestants tackle a series of multiple-choice questions to win large cash prizes.

The Muppet Babies (Kermit, Piggy, Gonzo, Fozzy and company) live in a large nursery watched over by Nanny. The babies have active imaginations, and often embark upon adventures into imaginary worlds.

Quiz in which contestants try to score as few points as possible by plumbing the depths of their general knowledge to come up with the answers no-one else can think of.

Presenter Jimmy Carr oversees a panel of top-name celebrities in this year end quiz show where they compete to see who can answer the most questions correctly.

Two families compete against each other in a contest to name the most popular responses to a survey question posed to 100 people.

I gathered 1,000 people to fight for $5,000,000, the LARGEST cash prize in TV history! We're also giving away a private island, Lamborghinis, and millions more in cash throughout the competition! Go watch to see the greatest show ever made!

Each Challenge pits numerous cast members from past seasons of reality shows against each other, dividing them into two separate teams according to different criteria, such as gender, which show they first appeared on, whether or not they're veterans or rookies on the show, etc. The two teams compete in numerous missions in order to win prizes and advance in the overall game.