Teaches Words that are Essential to Reading! Zingo! Sight Words is a fun and interactive word game that brings fast-paced excitement and learning to the classic game of Bingo! Players learn to quickly recognize and read sight words, which are words with spelling that is not always straightforward. Sight words are the most frequently used words in the English language and make up about 50 - 75 % of all written material. Learning and mastering sight words is a key step in becoming a successful, fluent reader. The sight words used in this game have been specially selected by leading educators as the most fundamental for reading development. Grades Pre-K - 1