Which items are needed to play basketball? Which items are needed to play soccer? First grade students will learn how to tell the difference. This book teaches these 5 words from Fry's First 100 words list: is, of, these, which, and your. 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.