Incorporating career-specific vocabulary and contexts and reviewed by leaders within the engineering industry, each unit offers step-by-step instruction that immerses students in the four key language components: reading, listening, speaking and writing. Career Paths: Engineering addresses topics including tools, materials, numbers, engineering concepts, converting measurements and career optionsThe series is organized into three levels of difficulty and offers over 400 vocabulary terms and phrases. Every unit includes a test of reading comprehension, vocabulary, and listening skills, and leads students through written exercises and oral production.