Each of the 12 units in Spell & Write, Grade 4 is introduced by a story that establishes the unit theme and features some of the twelve spelling words. Students are then presented with eight activity pages that provide meaningful spelling and writing practice centering on the unit theme. Activities may include practice with: grammar and punctuation rules vocabulary exercises creative writing and much more Each unit ends with a Test Your Skills assessment page. Students take a spelling test, edit a sentence, and answer questions about the skills presented in the unit.