Walk into the third grade classroom at Westmark School and you’ll see every student sliding their little fingers across an iPad, Apple’s popular tablet computer, reports Encino Patch. They learn fractions through brightly colored, jungle themed pie charts. They study the periodic table of elements in an interactive, visually rich interface. They ask their iPads how to spell and define words. They practice cursive writing through a tracing app and follow along in their Mr. Popper’s Penguins books as their iPads read the text aloud…