Spectrum Vocabulary makes word analysis and vocabulary building easier than ever! The lessons, perfect for students in grade 6, strengthen phonics skills by focusing on concept and sensory words, context clues, imported words, and more! Each book aides with classification, context, sensory, concept, and word structure strategies. They are also aligned to national and state standards and include a complete answer key. Today, more than ever, students need to be equipped with the essential skills they need for school achievement and for success on proficiency tests. The Spectrum series has been designed to prepare students with these skills and to enhance student achievement.