Dona Herweck Rice 
One Long Day [PDF ebook] 

Ideal for 1st grade students, this book teaches these 8 words from Fry’s First 100 words list: one, day, first, it, then, we, long, and was. The clear images, rebus pictures and simple, repetitive sentences build grade 1 reading comprehension in a format that is appealing to children. Beginning readers will learn the essential sight words and gain confidence as they learn to read independently.