ap word family picture card. Word families are groups of words that have a common pattern in them. In _ap word family “ap” is the main sound. They are a groups of letters with the same ending, starting or middle sound . In this worksheet kids will learn to read and recognize ap words using picture clues and circle them. This will help kids to recollect and memorize the _ap words. It will also help them to understand the words better and use them correctly in sentences later.