Most drop towers require child riders to exceed a minimum height; limits vary widely depending upon the nature of the tower, with a 30-foot (9 m) tower for smaller children from 37 inches (95 cm) tall, and a 115-foot (35 m) tower having a 51-inch (130 cm) restriction.
How many sheet of copy paper equal an inch? Using good quality 24 pound paper, a one inch thick stack is about 215 sheets. Using the more common 20 pound paper - popular in schools - one inch is about 250 sheets. Edit
Top 10 facts about the world. A paper ream is a package of 500 sheets of paper of the same quality and style that have been cut to the same size. Consumers often purchase paper in the form of reams, while printers may work in even bigger volumes.