Christopher Columbus was an European explorer and trader who by coincidence discovered America in the 15th Century. Check your knowledge and build up your Dreevoo profile.
What is sea level, is it better to walk or run in the rain, why is it dark at night, what is dark matter and many more questions explained in short videos in a real fun and intuitive way.
In this tutorial, i will show you how to create invisible folder. Very useful for users, which like to hide secret folders from other users on computer.
