“Equipment doesn’t prevent us from getting out in the field,” teacher Lisa Cates said. So, neatly hanging on the porch at the Hollis school are enough hand-me-down jackets and rain bibs – the sturdy oilskins – with boots, too, for every girl and boy in this 100-inches-a-year town. When you approach learning in the way they do at the three-room school in Hollis, students need more than desks, books and high-speed broadband.