Read the text and there are two words in bold type: (1) their – (2) their. What do they refer to respectively?

Technology today is the next best thing for education. Now, teachers can go on websites, and can Google pretty much any subject area at the tip of (1) their fingers. Years ago, students would have to take a trip to the library, and spend hours on researching information for (2) their assignments, where as now, they can find that information within seconds from their classroom computer.