Sight Words Word Search puzzle book Sight words are words, like come, does, or who, that don't follow the rules of spelling . These words have to be memorized because decoding them is really difficult. Students are taught to memorize sight words as a whole, by sight, so that they can recognize them immediately and read them without having to use decoding skills . Word search puzzles provide a powerful tool to review and reinforce high frequency words. The process of search and recognition of letters and words allows children to build their literacy skills in a fun and easy way. This book contains 200 sight words for first grade and second grade. Word placement (horizontal and vertical, no diagonal or backwards) facilitates the learning process.