Guesstimation

But, the player who guessed 430 would actually be right because in Guesstimation, you don't have to know the exact answer, you just have to come closer than everyone else - and the correct number of cards in Guesstimation is 432, plus one jumbo die - woot woot! Let the guesstimating begin!

Contents: 432 cards, jumbo die
The cards are organized into six categories: Dollars & Cents, What year was that?, No way!, Numbers in Nature, World records, Time traveler