This brand-new STEM (science, technology, engineering, and mathematics) series will take readers on visits to various work sites so they can see exactly How It’s Built! Kids will follow along as a small group of fictional characters get to find out exactly what it takes to build things that they probably see all the time, like bridges and houses, to things that they might dream of being inside, like skyscrapers and rockets. PreK-Grade 3. Paperback.