Paper × 841 mm). A1 is half the size of a sheet of A0 (i.e., 594 mm × 841 mm), such that two sheets of A1 placed side by side are equal to one sheet of A0. A2 is half the size of a sheet of A1, and so forth. Common sizes used in the office and the home are A4 and A3 (A3 is the size of two A4 sheets). The density of paper ranges from for tissue paper to for some speciality paper. Printing paper is about . Paper may be classified into seven categories: Some paper types include:
Paper Toss accounted for when flicking the piece of paper. Players are scored on how many times they manage to toss the paper into the bin before missing. There are online leaderboards and 8 different levels: 3 office levels with small, medium and large distances away from the bin, an airport level to promote the sequel to Paper Toss, , a dimly lit basement level, and a restroom level, which are all in the office. There is also a pub level and a street level, both of which occur away from the office. Like its predecessor, Paper Toss 2.0 that released on