If your pupils think relative velocity is the velocity at which you can run away from your relatives, they need this simulation. Two bikers want to meet at a specific time. Scholars alter the velocity of one rider to arrange the...

Introduce learners to The Silk Road, the first world-wide web. The narrator of this short, animated video traces the pioneers of globalization and the impact they had on culture and economy. The Scythians, Darius the First, and Alexander...