Grammage is specified in avoirdupois pounds and the sheet count of a paper ream is usually 500 sheets. However, the mass specified is not the mass of the ream that is sold to the customer. Instead, it is the mass of the uncut "basis ream" in which the sheets have some larger size (parent size). Often, this is a size used during the manufacturing process before the paper was cut to the dimensions in which it is sold. So, to compute the mass per area, one must know The standard dimensions and sheet count of a ream vary according to the
Paper Toss: World Tour Paper Toss: World Tour Paper Toss: World Tour is a causal video game for iPhone, iPod Touch developed by Backflip Studios and sequel to "Paper Toss". "Paper Toss: World Tour" is set in different locations around the world, and players are challenged to flick a piece of paper into a bin. There is wind meaning wind direction and wind speed have to be accounted for making the game more challenging. Players are scored on how many times they manage to toss the paper into the bin until they miss. There are online leaderboards and 8 different levels ranging in difficulty.