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
1 Aim for three to five or more sentences per paragraph. 2  Include on each page about two handwritten or three typed paragraphs.  Make your paragraphs proportional to your paper. Since paragraphs do less work in short papers, have short paragraphs for short papers and longer paragraphs for longer papers.