Numbers Game! – The Countdown 6 Numbers Game Numbers Game! is a simple, yet highly addictive math puzzle game for all ages, based on the popular Countdown Numbers Game. Simple and Highly Addictive Math Puzzle GamePlayThe aim of the Numbers Game is to reach the target number using any of the 6 numbers and operators + – x ÷.No complicated rules or registration required. Just pick up and play, for lots of fun.