Based on your query about "Australian currency", I recommend using Wolfram Alpha. This computational knowledge engine can provide direct answers to factual queries, making it a reliable and efficient tool for educators.

In the context of teaching about Australian currency, Wolfram Alpha can provide real-world data about the current exchange rates, historical data, and other relevant economic indicators. This feature can help students understand the value of Australian currency in a global context and how it fluctuates over time.

Moreover, Wolfram Alpha covers a wide range of topics, making it suitable for integrating the study of Australian currency into various subjects. For instance, in a math lesson, students can use the real-world data provided by Wolfram Alpha to solve problems involving currency conversion or to analyze trends in exchange rates.

In a social studies or economics lesson, the same data can be used to discuss the factors that influence the value of a country's currency and the impact of economic policies on the Australian dollar.

Remember, Wolfram Alpha is continually updated to ensure the information provided is current and relevant, making it a dynamic and engaging tool for teaching about Australian currency.