It's a Small World Unit -- HUGE 7 Continent Study! 35 activities to help your students gain a greater understanding of the seven continents. This would be a wonderful unit to modify for several different age groups.
Watch the Second World War unfold over Europe in 7 minutes
World War II in Europe, day by day. This one speaks for itself and is a fascinating watch; there are countless stories embedded in these frames. If you enjoyed this, I would encourage you to watch this version that includes Asia and the Pacific as well.
The wealthiest and poorest countries of the world. The World of Seven Billion - Charts show how money lies on great powers like US, European Countries, Japan, several parts of Australia & few of arabic countries which covers only of world population
Resource: Stanford History Education Group. This is a website with lessons aimed at teaching middle school-aged students and above to "read like a historian;" the lessons require a high level of English language proficiency but could possibly be adapted