The document discusses digital tools that enable global communication and learning, including translation tools, Google Docs, and Google Hangouts. It also mentions the decimal and metric systems, providing examples of converting between meters and feet for Mount Everest's height and gallons and liters for driving to school. The tools and conversion examples showcase opportunities for 21st century learners to communicate across borders.

1. Digital Citizenship
&
Global Learning

2. Communicate across the
globe

3. Translation Tools

4. Google Docs

5. Google Hangout

6. 十進制和公制系統
Decimal and Metric System
Alan Chan, Beijing, China
陳幼堅，北京，中國
Mount Everest is 8840
meters above sea level.
How many feet is that?

7. Decimal and Metric System
Pam Forsythe Tampa, FL
It takes 5 gallons of gas to drive to
my school. How many liters is that?

8. 21st Century Learners