Education.com offers a list of sight words that students should be able to read by the end of the first grade. Sight words are words that are harder to sound out than other words and are easier to learn by visual recognition.
Some examples of common sight words include: about, because, first, give and each. These words are frequently found in books and other works. Learning sight words can help young readers to become more confident in their reading skills as they progress to second grade.
The first-grade sight words list on Education.com also includes a list of words that first graders should be able to spell, write and read.