Use the following rules for these three punctuationmarks.

Parentheses ( ) are used to
• enclose numbers or letters in a series within a sentence
There are three different types of learners: (1) visual, (2) auditory,
and (3) tactile-kinesthetic.

• enclose extra materials
Priscilla Smith (n

Science Facts
A small animal such as a mouse can be dropped 1,000 metres (3,280 feet) down a mineshaft and suffer no harm because the fastest speed it can fall it is not enough to crush its body.The larger an animal or object, the shorter the distance it can safely fall.      .. More >>